F2-8AD4DA--2 8-Ch. In / 4-Ch. Out Analog Voltage Comb.
Contents
1. Read CPU base ead inputs N v p Scan N gt Ch 1 2 3 4 Execute Application Program Calculate the data Scan N 1 gt Ch1 2 3 4 L Hi Scan N 2 gt Ch1 2 3 4 Scan N 3 gt Ch 1 2 3 4 Write data Sn Na ALA Ly C can N 4 gt 6 9 y Write to outputs J b y c d Jj a eh ETE ot e I z System with analog Scan we module installed in expansion remote I O Read Inputs or Profibus slave base y Execute Application Program Scan N gt Ch1 Read the data Scan N 1 Ch2 Scan N 2 gt Ch3 Store data Scan N 3 gt ch4 7 y Scan N 6 Write to Outputs 7 Scan N 7 Scan N 8 gt Ch1 DL205 Analog Manual 7th Ed Rev B 4 10 5 xO 5 4 Y n ac oO fl es ae ee F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Understanding The F2 8AD4DA 2 module appears to the CPU as 32 discrete input and 32 the I O discrete output points These points provide the data value channel identification Assignments and settings for resolution range and track and hold feature You may never have to use these bits but it may help you understand the data format Since all input and2. Resolution channel n High bit RnL Resolution channel n Low bit maw pp ma o ep ww f p Example Input channels 1 4 are 12 bit channel 5 is 14 bit and channel 6 is 16 bit and channels 7 and 8 are disabled V36403 F900 hex cke R R R R R R R R R R R R R R R R cps meh Peep pas Pies The range of the eight input channels can be collectively set for O 5V or for 0 10V The range of the four output channels can also be collectively set for either of the same two voltage ranges V36413 specific memory location varies depending upon base and slot location A e a a a ee eee Ve es OR ie 5 ee R Input Range OR Output Range npavOutpurRange fR JOR 0 to 5V Example Input channel range is 0 to 5V and output channel range is O to 10V V36413 100 hex DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination 16 15 Input Track and The track and hold feature for each of the eight inputs can be individually configured Hold Selection Bits for minimum maximum no hold or reset held value This configuration can be changed on the fly while the program is running V36423 specific memory location varies depending upon base and slot location EE Ae a a a a i Sg 5 PE U S P oN S T T T T T T T T T T T T T T T T 8H 8L 7H 7L 6H 6L 5H _ 5L 4H 4L 3H 3L 2H 2L 1H 1L
3. No 2 3 Dana ee ba vaseat vaoose va8233 ot ae v ee Q o of I O Channels V36300 V36301 V36302 V36303 V36304 V36305 V36306 V36307 Enabled amp Format 2 a sy s 7 ee a isis ed bed dae Input and Output V36340 V36341 V36342 V36343 V36344 V36345 V36346 V36347 Ranges Input Track amp Hold V36350 V36351 V36352 V36353 V36354 V36355 V36356 V36357 Number of I O Load this V memory location with a constant that specifies the number of enabled Channels Enabled O channels and their data formats The upper byte applies to the inputs and the amp Data Format lower byte applies to the outputs The most significant nibbles specify the data formats and the least significant nibbles specify the number of channels enabled No Channels Enabled BCD Input Binary Input BCD Output Binary Output DL205 Analog Manual 7th Ed Rev B 4 10 16 14 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination xO 5 4 Y n ac oO pl ae ee Input Resolution Selection Bits Input and Output Range Selection Bits Each of the eight input channels can be individually disabled or configured for 12 14 or 16 bit resolution V36403 specific memory location varies depending upon base and slot location Fa an a Ea a Ca a a R R R R R R R R R R R R R R R R 8H 8L 7H 7L 6H 6L 5H 5L 4H 4L 3H 3L 2H 2L 1H 1L RnH
4. local base 2ms 12bit 5 52ms 14bit 23ms 16bit 12 bit 1 5ms per channel 14 bit 6ms per channel 16 bit 25ms per channel Over sampling successive approximation 25ppm C max 0 03 of range after 30 minute warm up 0 1 of range max 12 bit 2 count max 0 06 of range 14 bit 10 count max 0 06 of range 16 bit 40 count max 0 06 of range Monotonic with no missing codes 0 07 of range max 0 025 of range max 90dB min DC 150dB min 50 60Hz 0 025 of range max DC 50 60Hz Note 1 The values listed for Sample Duration Time and Conversion Time are for a single channel and do not include PLC scan times DL205 Analog Manual 7th Ed Rev B 4 10 i Sg 5 PE w oe ON S 5 xO 5 q Y Q ac oO cS io ee Specifications F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Nanberofouparcrames ECS External Load Impedance Maximum Capacitive Load Allowed Load Type Max Continuous Output Overload Type of Output Protection PLC Output All Channel Update Time Output Settling Time Output Ripple Accuracy vs Temperature Output Stability and Repeatability Output Inaccuracy Linearity Error end to end Full Scale Calibration Error not including offset error Offset Calibration Error Crosstalk at DC 50 60Hz clamped by transient voltage suppressor 0 5ms max 5us min full scale change 0 005
5. 52 5 includes a multiplier of 10 to allow for the implied decimal The division corrects for the multiplier D max BOE 10 EU EU a 65535 z D 525 70040 D 24576 The example program shows how you would write the program to perform the engineering unit conversion to output 16 bit data format 0 65535 This example assumes you have calculated or loaded the engineering unit values including a multiplier of 10 in BCD format and stored it in V2120 for output channel 1 Output Engineering Unit Conversion Output Data Calculation Example Data Format binary Channel 1 data memory location V2020 Channel 1 engineering units 0 to 140psi Note this example uses SP1 which is always on as a permissive contact for the engineering unit conversion You could also use an X C etc permissive contact SP1 LD Load output channel data value into accumulator V2120 BCD EU value X 10 for implied decimal BIN Convert from BCD to binary data format Multiply by 65535 MUEP FFFF hex 65535 16 bit maximum digital value Divide by 1400 RoE 578 hex 1400 EU range X 10 for implied decimal OUT idi i v2020 Store output digital value in V2020 DL205 Analog Manual 7th Ed Rev B 4 10 p Sq 5 pE iw o gt oN S
6. H2 WPLCx xx WinPLC bases The module is NOT supported by D2 230 D2 240 or D2 250 CPUs It is also not supported by D2 RMSM and D2 RSSS remote I O master slave modules The available power budget may also be a limiting factor Check the user manual for your particular model of CPU and I O base for more information regarding power budget and number of local local expansion or Ethernet remote I O points DL205 Analog Manual 7th Ed Rev B 4 10 16 6 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Connecting the Field Wiring 5 xO 5 4 Y n ac oO fl es a ee Wiring Guidelines User Power Supply Requirements wt OLD TERR Your company may have guidelines for wiring and cable installation If so you should check those before you begin the installation Here are some ideas to consider e Use the shortest wiring route whenever possible e Use shielded wiring and ground the shield at the signal source Do not ground the shield at both the module and the load or source e Do not run the signal wiring next to large motors high current switches or transformers This may cause noise problems e Route the wiring through an approved cable housing to minimize the risk of accidental damage Check local and national codes to choose the correct method for your application e Unused inputs should be shorted together and connected to common The F2 8AD4DA 2 requires at least one
7. o Depending upon the resolution Q a selected up to 16 bits of the first input XXXXXXXXXXXXXXKXX as word represent the analog data in binary 3333333322222222 23 fein 634321076543210 gt Bit Value _ Bit Vaue 4411119876543210 Q gt 0 1 8 256 543210 1 1 2 9 512 data bits O 2 4 10 1024 3 8 11 2048 MSB AOAN LSB 4 16 12 4096 5 32 13 8192 XXXXXXXXXXXXXXXX 6 64 14 16384 5555555544444444 7 128 15 32768 7654321076543210 1111 The second input word is not usable by 5432 the programmer Output Bits All 16 bits of the first output word MSB 40501 LSB represent the analog data in binary format f YYYYYYYYYYYYYYYY Bit Value Bit Value 3333333322222222 o 1 8 256 7654321076543210 l 2 9 Sle 1111119876543210 2 4 10 1024 543210 3 8 11 2048 data bits 4 16 12 4096 5 32 13 8192 MSB V40502 LSB 6 64 14 16384 7 128 15 32768 The second output word is not usable by the programmer not usable by programmer DL205 Analog Manual 7th Ed Rev B 4 10 5 xO 5 4 Y n ac oO fl es ae ee F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Special V Memory Locations The DL250 1 and DL260 CPUs have special V memory locations assigned to each base slot that greatly simplify the programming requirements These V memory locations specify the numbers of in
8. of full scale 25ppm C max full scale calibration change 0 0025 of range C 1 LSB after 10 minute warm up typical 0 1 of range max 33 count max 0 05 of full scale Monotonic with no missing codes 0 07 of range max 0 03 of range max 70dB or 0 025 of full scale One count in the specifications table is equal to one least significant bit of the analog data value 1 in 65536 DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination General Module Digital Input and Output Points Required 32 point X inputs Specifications 32 point Y outputs External Power Supply Requirement Field Side to Logic Side Isolation 1800VAC applied for 1 second 100 tested Storage Temperature 20 to 70 C 4 to 158 F IEC60068 2 1 2 2 2 14 i Sg 5 PE w oe OS S of DL205 system with DL250 1 or DL260 CPU Field Wiring 19 point removable terminal block included Optional remote wiring using ZL CM20 remote feed through terminal block module and ZL 2CBL2 cable Agency Approvals UL508 UL6079 15 Zone 2 CE EN61131 2 Module Placement The F2 8AD4DA 2 analog voltage input output module requires 32 discrete input and Configuration and 32 discrete output points noduicements The module can be installed in any non CPU slot of D2 250 1 or D2 260 local bases D2 CM expansion bases H2 EBC 100 F Ethernet remote bases H2 PBC Profibus slave bases or
9. 4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Input Engineering Unit Conversion Example 1 Data Format BCD Channel 1 data memory location V2000 Channel 1 resolution 12 bits Channel 1 engineering units 0 0 to 140 0psi Channel 1 input device 0 5V or 0 10V transmitter 7 N oe gt w w T N Note this example uses SP1 which is always on as a permissive contact for the T Q 5 jA Q O S engineering unit conversion You could also use an X C etc permissive contact SP1 LD a F Vv2000 Load input channel 1 digital value into accumulator MUL Multiply by 1400 K1400 EU range X 10 for implied decimal DIV Divide by 4095 K4095 12 bit digital range OUT V2100 Store input EU value in V2100 Input Engineering Unit Conversion Example 2 Data Format binary Channel 1 data memory location V2000 Channel 1 resolution 14 bits Channel 1 engineering units 0 0 to 140 0psi Channel 1 input device 0 5V or 0 10V transmitter Note this example uses SP1 which is always on as a permissive contact for the engineering unit conversion You could also use an X C etc permissive contact SP1 one Load input channel 1 digital value into accumulator MULB Multiply by 1400 hex 578 K578 EU range X 10 for implied decimal DIVB Divide by 16383 hex 3FFF K3FFF 14 bit digital range for 0 20
10. F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Comb In This Chapter Module Specifications Connecting the Field Wiring Module Operation Special V Memory Locations Writing the Control Program 16 2 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Module Specifications 5 xO 5 aS The F2 8AD4DA 2 Analog Voltage P lt tc Input Output module provides several IN ANALOG ni c hardware features w LO D e Analog inputs and outputs are Lt G4 optically isolated from the PLC logic F2 8AD4DA 2 e The module has a removable aan terminal block so the module can BIN 0 570 t0y be easily removed or changed Dii without disconnecting the wiring we o D e Updates all input and output one E A channels in one scan OUTS ap D I q e On board active analog filtering Tn aN D two CISC microcontrollers and jes D CPLD provide digital signal wrol processing to maintain precision m PQ 2 analog measurements in noisy m FO S environments e e Low power CMOS design requires only 80mA from an external C _ J 18 26 4 VDC power supply e Input resolution is independently F2 8AD4DA 2 adjustable for each channel Users may select 12 bit 14 bit or 16 bit e Output resolution is 16 bit e Each input can be independently configured to return the present value or to track and hold the
11. LDA used to store the input data For example the 02000 entered here 02000 would mean Ch1 V2000 V2001 Ch2 V2002 V2003 Ch3 V2004 V2005 Ch4 V2006 V2007 Ch5 V2010 V2011 Ch8 V2016 V2017 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases OUT The constant 02000 is stored here V7673 is assigned to slot 3 and V7673 acts as a pointer which means the CPU will use the value in this location to determine exactly where to store the incoming data This constant designates the first V memory location where the LDA analog output data will be stored For example the 02020 entered 02020 here would mean Ch1 V2020 V2021 Ch2 V2022 V2023 Ch3 V2024 V2025 Ch4 V2026 V2027 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases The constant 02020 is stored here V7703 is assigned to slot 3 and SOIM acts as a pointer which means the CPU will use the value in this location to determine exactly where to obtain the output data Loads a constant that specifies the resolutions for each of the input LD channels This constant is determined by the values of two bits per KAAAA channel as described in Input Resolutions Selection Bits The constant AAAA hex conf
12. Ranges n Q 2 a a id aT vane lll v V36040 V36041 V36042 V36043 V36044 V36045 V36046 V36047 Input Track amp Hold V36050 V36051 V36052 V36053 V36054 V36055 V36056 V36057 DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Expansion Base D2 CM 2 Analog In Out Module Slot Dependent V memory Locations 3 7 po 1 2 No of I O Channels V36100 V36101 V36102 V36103 V36104 V36105 V36106 V36107 Enabled amp Format taf is e iia a a ta ee a o Sq 5 2 iw o gt oF S Input Resolutions 36130 V36131 V36132 V36133 V36134 V36135 V36136 V36137 Input and Output V36140 V36141 V36142 V36143 V36144 V36145 V36146 V36147 Ranges Input Track amp Hold V36150 V36151 V36152 V36153 V36154 V36155 V36156 V36157 n Q Expansion Base D2 CM 3 Analog In Out Module Slot Dependent V memory Locations 3 ae 2 we No of I O Channels V36200 V36201 V36202 V36203 V36204 V36205 V36206 V36207 Enabled amp Format 7 Input Resolutions V36230 V36231 V36232 V36233 V36234 V36235 V36236 V36237 Input and Output V36240 V36241 V36242 V36243 V36244 V36245 V36246 V36247 Ranges Input Track amp Hold V36250 V36251 V36252 V36253 V36254 V36255 V36256 V36257 Expansion Base D2 CM 4 Analog In Out Module Slot Dependent V memory Locations
13. TnH Track and hold channel n High bit TnL Track and hold channel n Low bit NoTrackandHold o 0 reume reaime put value Track and Hold Minimum Value o 1 maintains lowest measured value Track and Hold Mex Value 1 0 maintains highest measured value Example Input channel track and hold settings ch 1 3 none ch 4 5 minimum ch 6 7 maximum ch 8 reset V36423 E940 hex Ea e a Ca a Fe Telit T en T T T T ee ee i 7H 7L 6H 6L 5H 5L 4H 4L 3H 3L a DL205 Analog Manual 7th Ed Rev B 4 10 16 16 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Writing the Control Program 5 xO 5 4 Y Q ac oO al es ae ee Configuring the Module to Read Write I O Pointer Method XIXI iv 230 240 250 1 260 These example programs show how to configure the special V memory locations to read write data from to the I O module The module configuration rung needs to be read by the CPU only after a mode transition and does not need to be read every scan Place the configuration rung anywhere in the ladder program or in the initial stage if you are using stage programming instructions This is all that is required to read the input data and write the output data to from the V memory locations Once the input data is in V memory you can perform math on the data compare the data against preset values and so forth V2000 and V2020 are used as the beg
14. al is ae converted into 65536 216 counts ay ranging from 0 65535 For example a OV signal would be 0 and a full scale 5V or 10V signal would be 65535 This is ov equivalent to a binary value of 0000 0 65535 0000 0000 0000 to 1111 1111 1111 1111 a _H L or 0000 to FFFF hexadecimal The 18 Bit Resolution 65535 diagram shows how this relates to the 4 high limit of the signal range signal range L low limit of the signal range Each count can also be expressed in terms of the signal level by using the 5V 65535 76uA per count equation shown 10V 65535 152uA per count Sometimes it is useful to be able to quickly convert between the signal levels and the digital values This is especially helpful during machine startup or troubleshooting For output ranges with a minimum value of zero the table below provides formulas to make this conversion easier A D Amax Dmax e A Analog current output value D A D L A e Amax Maximum analog value A D mad Amad e D Digital value from PLC CPU e Dmax Maximum digital value Resolu Output If you know the digital If you know the analog tion Range value signal level A D 6 65535 D A 65535 5 0 65535 A D 10 65535 D A 65535 10 For example if you need to produce a 6V 65535 analog output signal with a 0 10V output D 6 0 range you could use the formula to easily determine the digital value D that sh
15. configured for 16 bit resolution the analog signal is converted into 65536 216 counts ranging from 0 65535 For example a OV signal would be 0 anda full scale 5V or 10V signal would be 65535 This is equivalent to a binary value of 0000 0000 0000 0000 to 1111 1111 1111 1111 or 0000 to FFFF hexadecimal The diagram shows how this relates to the signal range Each count can also be expressed in terms of the signal level by using the equation shown DL205 Analog Manual 7th Ed Rev B 4 10 0 5V 10V 12 Bit Resolution 5V 10V OV 0 4095 eo _H L 12 Bit Resolution 4095 H high limit of the signal range L low limit of the signal range 5V 4095 1 22mV per count 10V 4095 2 44mV per count 0 5V 10V 14 Bit Resolution 5V 10V Z OV 0 16383 eo _ H L 14 Bit Resolution 16383 H high limit of the signal range L low limit of the signal range 5V 16383 305uA per count 10V 16383 610uA per count 0 5V 10V 5V 10V 16 Bit Input Resolution ov o 65535 H L 16 Bit Resolution 65535 H high limit of the signal range L low limit of the signal range 5V 65535 76uA per count 10V 65535 152uA per count F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination 16 21 Analog and Digital Sometimes it is useful to be able to quickly convert between the signal levels and Input Data Value the digital values This is especially helpf
16. e F2 8AD4DA 2 module has a removable connector to make wiring easier Simply squeeze the top and bottom retaining clips and gently pull the connector from the module Use the following diagram to connect the field wiring The diagram shows one power supply for both the module and the I O signal loops If you want to use separate module and transmitter power supplies connect the power supply OV commons together Internal module wiring IN I ANALOG OUT User 24VDC 1 pie E ae 24VDC gt Isolated analog T ovpc circuit power fea Voltage output ba 2 1 1 k Channel 1 Out 1 ZG CH1 DAG ka Out 2 D F2 8AD4DA 2 E Voltage output n COM LISBA 18 26 4V 80mA k Channel 2 gt 8 INPUTS E aa Volt tput t4 4 Granel 3 Ou M AD CH4 DAC 0 5 0 10V REN Co See Note 2 s Voltage output D CH1 ADC ov 24V 2 Z Channel 4 S CH2 ADC _0uUT1 P 2 See Note 1 COM 4 D a ov P O l ma a Ins CH3 ADC jouts 3 wire voltage _ __ Voltage transmitter See Note 4 J ouUT4 P D transmitter shie
17. ered here 02000 would mean Ch1 V2000 V2001 Ch2 V2002 V2003 Ch3 V2004 V2005 Ch4 V2006 V2007 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases T The constant 02000 is stored here V7673 is assigned to slot 3 and ae acts as a pointer which means the CPU will use the value in this location to determine exactly where to store the incoming data This constant designates the first V memory location where the LDA analog output data will be stored For example the 02020 entered 02020 here would mean Ch1 V2020 V2021 Ch2 V2022 V2023 Ch3 V2024 V2025 Ch4 V2026 V2027 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases The constant 02020 is stored here V7703 is assigned to slot 3 and OUT acts as a pointer which means the CPU will use the value in this V7703 location to determine exactly where to obtain the output data Loads a constant that specifies the resolutions for each of the input LD channels This constant is determined by the values of two bits per K5555 channel as described in Input Resolutions Selection Bits The constant 5555 hex configures each of the eight inputs for 14 bits OUT Special V memory location assigned to slot 3 that conta
18. field side power supply You may use the same or separate power sources for the module supply and transmitter supply The module requires 80mA at 18 26 4VDC The DL205 bases have built in 24VDC power supplies that provide up to 300mA of current You may use this instead of a separate supply if you are using only a few modules It is desirable in some situations to power the transmitters separately in a location remote from the PLC This will work as long as the transmitter s power supply meets the voltage and current requirements and the transmitter supply s minus side is connected together with the module supply s minus side WARNING If you are using the 24VDC base power supply make sure you calculate the power budget Exceeding the power budget can cause unpredictable system operation that can lead to a risk of personal injury or damage to equipment The DL205 base has a switching type power supply As a result of switching noise you may notice 3 5 counts of instability in the analog input data if you use the base power supply If this is unacceptable you should try one of the following 1 Use a separate linear power supply 2 Connect the 24VDC common to the frame ground which is the screw terminal marked G on the base By using these methods the input stability is rated at 0 03 of range DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Wiring Diagram Th
19. gle word capacity of 9999 Double word math would be required for 14 or 16 bit data in BCD format Binary data format is also useful for displaying data on some operator interfaces DL205 Analog Manual 7th Ed Rev B 4 10 16 20 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination 5 xO 5 q Y Q ac oO cS O ee Module 12 Bit Input Resolution Module 14 Bit Input Resolution Module 16 Bit Input Resolution When the module voltage inputs are configured for 12 bit resolution the analog signal is converted into 4096 212 counts ranging from 0 4095 For example a OV signal would be 0 anda full scale 5V or 10V signal would be 4095 This is equivalent to a binary value of 0000 0000 0000 to 1111 1111 1111 or 000 to FFF hexadecimal The diagram shows how this relates to the signal range Each count can also be expressed in terms of the signal level by using the equation shown When the module voltage inputs are configured for 14 bit resolution the analog signal is converted into 16384 214 counts ranging from 0 16383 For example a OV signal would be 0 anda full scale 5V or 10V signal would be 16383 This is equivalent to a binary value of 00 0000 0000 0000 to 11 1111 1111 1111 or 0000 to 3FFF hexadecimal The diagram shows how this relates to the signal range Each count can also be expressed in terms of the signal level by using the equation shown When the module voltage inputs are
20. igures each of the eight inputs for 16 bits Special V memory location assigned to slot 3 that contains the wee resolution settings for each of the input channels Loads a constant that specifies the voltage ranges for the input and LD output channels This constant is determined by the values of two K100 bits as described in Input and Output Range Selection Bits The constant 100 hex configures the inputs for 0 5V and outputs for 0 10V Special V memory location assigned to slot 3 that contains voltage vee 3 ranges for the input and output channels Loads a constant that specifies the track and hold settings for each LD of the input channels This constant is determined by the values of KO two bits per channel as described in Track and Hold Selection Bits The constant 0 configures each of the eight input channels for no track and hold OUT Special V memory location assigned to slot 3 that contains the track V36423 and hold settings for each of the input channels NOTE Binary data format is recommended for 14 or 16 bit resolution input data especially if the input data is to be used in any math instructions DL205 User Manual ch 5 There is only one V memory word 16 bits available for the actual input data Although the 12 bit resolution maximum value of 4095 can be stored in one word using either binary or BCD formats the 14 and 16 bit resolution maximum values of 16383 and 65535 both exceed the BCD for
21. inning of the data areas in the example but you can use any user V memory locations Also these examples assume that the module is installed in slot 3 of the CPU base You should use the pointer V memory locations determined by the layout of your application DL205 Analog Manual 7th Ed Rev B 4 10 16 17 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Module Configuration Example 1 00 Number of Channels 8 in 4 out On Data Format binary in BCD out 7N Input Resolution 16 bit s Input Output Range 0 5V in 0 10V out a Input Track and Hold none real time value g ST SPO LD Loads a constant that specifies the number of channels to scan and fo N oa K 8804 the data format See note below regarding data format c The upper byte applies to the inputs The most significant nibble aa MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 4 5 6 7 or 8 to scan The lower byte applies to the outputs The most significant nibble MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 or 4 to scan OUT Special V memory location assigned to slot 3 that contains the V7663 number of input and output channels This constant designates the first V memory location that will be
22. ins the V36403 resolution settings for each of the input channels Loads a constant that specifies the voltage ranges for the input and LD output channels This constant is determined by the values of two K1 bits as described in Input and Output Range Selection Bits The constant 1 configures the inputs for 0 10V and the outputs for 0 5V OUT Special V memory location assigned to slot 3 that contains voltage V36413 ranges for the input and output channels Loads a constant that specifies the track and hold settings for each LD of the input channels This constant is determined by the values of KAAAA two bits per channel as described in Track and Hold Selection Bits The constant AAAA hex configures each of the eight inputs to track and hold the maximum value OUT Special V memory location assigned to slot 3 that contains the track V36423 and hold settings for each of the input channels NOTE Binary data format is recommended for 14 or 16 bit resolution input data especially ifthe input data is to be used in any math instructions DL205 User Manual ch 5 There is only one V memory word 16 bits available for the actual input data Although the 12 bit resolution maximum value of 4095 can be stored in one word using either binary or BCD formats the 14 and 16 bit resolution maximum values of 16383 and 65535 both exceed the BCD format s maximum single word capacity of 9999 Double word math would be required for 14 or 16 b
23. it data in BCD format Binary data format is also useful for displaying data on some operator interfaces DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Module Configuration Example 3 l Number of Channels 4 in 2 out Q 7 Data Format BCD in BCD out hi Input Resolution 12 bit 3 gt Input Output Range 0 10V in 0 10V out n Input Track and Hold all inputs minimum value re g gt SPO Loads a constant that specifies the number of channels to scan and 3 D LD the data format See note below regarding data format The leading O 0402 zero in this LD instruction is shown for clarity It can be entered by the programmer but it will be dropped by the programming software The upper byte applies to the inputs The most significant nibble MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 4 5 6 7 or 8 to scan The lower byte applies to the outputs The most significant nibble MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 or 4 to scan OUT Special V memory location assigned to slot 3 that contains the V7663 number of input and output channels This constant designates the first V memory location that will be LDA used to store the input data For example the 02000 entered here 02000 would mea
24. its high value e EU engineering units low value The following examples show a 16 bit measurement of pressure PSI from 0 0 to 140 0 You need to multiply the analog value by 10 in order to imply a decimal place when you view the value with the programming software or a handheld programmer Notice how the calculations differ when you use the multiplier Analog Value of 6 3V 0 10V transmitter 16 bit resolution should yield 88 2 PSI Example without multiplier Example with multiplier EU D bd EU EU 10 D Burm EU Dinax D max 140 0 _ 140 0 EU 41287 65535 EU 10 41287 65535 EU 88 EU 882 Handheld Display Handheld Display V 2001 V 2000 V 2001 V 2000 0000 0088 0000 0882 This value is more accurate NOTE Binary data format is recommended for 14 or 16 bit resolution input data especially ifthe input data is to be used in any math instructions DL205 User Manual ch 5 There is only one V memory word 16 bits available for the actual input data Although the 12 bit resolution maximum value of 4095 can be stored in one word using either binary or BCD formats the 14 and 16 bit resolution maximum values of 16383 and 65535 both exceed the BCD format s maximum single word capacity of 9999 Double word math would be required for 14 or 16 bit data in BCD format Binary data format is also useful for displaying data on some operator interfaces DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD
25. ld Channel 3 COM CH4 ADC oV l 4 N1 F See Note 1 In5 IN2 S Q CH5 ADC ov P D Hs ep sine b SH O 2 wire voltage Voltage transmitter COM CH6 ADC oy 2 transmitter shield Channel 5 Y ad TIN5 2 See Note 2 CH7 ADC IN6 See Note 1 Transmitter power In8 S SHS ADG inz LO F N AC or DC IN8 N 4 wire voltage Voltage transmitter VZ transmitter shield Channel 8 y Lwi Isolated analog See Note 1 circuit common C J Note 1 Connect shields to ground at their respective sources do not ground both ends of shield Note 2 Short unused inputs together and connect them to common DL205 Analog Manual 7th Ed Rev B 4 10 o Sq 5 pE iw o gt oN S xO 5 4 Y n a ac oO pl ae ee Module Operation Input Channel Scanning Sequence Pointer Method F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination If this module is installed in a local CPU base you can obtain all eight channels of input data in one scan However you can obtain only one channel of input data per scan if the module is installed in an expansion remote I O or Profibus slave base Scan Pa Read Inputs Read the data Execute Application Program Store data y Write to Outputs Me y Scan N Scan N 1 Scan N 2 i Scan N 6 Scan N 7 System with analog module installed in l
26. lot 3 that contains the V36403 resolution settings for each of the input channels Loads a constant that specifies the voltage ranges for the input and output channels This constant is determined by the values of two K101 bits as described in Input and Output Range Selection Bits The constant 101 hex configures both the inputs and outputs for 0 10V Special V memory location assigned to slot 3 that contains voltage Ola 3 ranges for the input and output channels Loads a constant that specifies the track and hold settings for each LD of the input channels This constant is determined by the values of K5555 two bits per channel as described in Track and Hold Selection Bits The constant 5555 hex configures each of the eight input channels to track and hold the minimum value OUT Special V memory location assigned to slot 3 that contains the track V36423 and hold settings for each of the input channels NOTE Binary data format is recommended for 14 or 16 bit resolution input data especially ifthe input data is to be used in any math instructions DL205 User Manual ch 5 There is only one V memory word 16 bits available for the actual input data Although the 12 bit resolution maximum value of 4095 can be stored in one word using either binary or BCD formats the 14 and 16 bit resolution maximum values of 16383 and 65535 both exceed the BCD format s maximum sin
27. mA Use 65535 KFFFF for 16 bit 4095 KFFF for 12 bit OUT i V2100 Store input EU value in V2100 DL205 Analog Manual 7th Ed Rev B 4 10 5 xO 5 q Y Q ac oO cS io ee Using the Input Track and Hold Feature F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Input Engineering Unit Conversion Example 3 Data Format binary Channel 1 data memory location V2000 Channel 1 resolution 16 bits Channel 1 engineering units 0 0 to 140 0psi Channel 1 input device 0 5V or 0 10V transmitter Note this example uses SP1 which is always on as a permissive contact for the engineering unit conversion You could also use an X C etc permissive contact SP1 LD R F et 2000 Load input channel 1 digital value into accumulator BTOR Convert from binary to real data format MULR Multiply by 1400 R1400 EU range X 10 for implied decimal Divide by 65535 eae 16 bit digital range Use R16383 for 14 bit R4095 for 12 bit RTOB Convert to binary data format OUT i V2100 Store input EU value in V2100 The input Track and Hold feature allows the individual inputs to be separately configured to maintain their maximum or minimum data values If No Track and Hold is selected the present real time value of the input will be stored in the input data V memory location If Track and Hold Minimum Value i
28. mat s maximum single word capacity of 9999 Double word math would be required for 14 or 16 bit data in BCD format Binary data format is also useful for displaying data on some operator interfaces DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Module Configuration Example 2 J y O Number of Channels 4 in 4 out lt 5 Data Format binary in BCD out Q4 Input Resolution 14 bit g Input Output Range 0 10V in 0 5V out oO Input Track and Hold all inputs maximum value ic Lo I SPO Loads a constant that specifies the number of channels to scan and 9 LD the data format See note below regarding data format I 8404 The upper byte applies to the inputs The most significant nibble MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 4 5 6 7 or 8 to scan The lower byte applies to the outputs The most significant nibble MSN selects the data format 0 BCD 8 Binary and the LSN selects the number of channels 1 2 3 or 4 to scan OUT Special V memory location assigned to slot 3 that contains the V7663 number of input and output channels This constant designates the first V memory location that will be LDA used to store the input data For example the 02000 ent
29. maximum or minimum value e No jumper settings Hardware The F2 8AD4DA 2 analog voltage input output module requires one of the and Firmware following components as a CPU or controller Requirements Base Type CPU Controller D2 250 1 4 40 or later Local D2 260 260 2 20 or later Expansion D2 D2 CM 30 or later re To DL205 Analog Manual 7th Ed Rev B 4 10 Input Specifications F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination The following tables provide the specifications for the F2 8AD4DA 2 Analog Voltage Input Output Module Review these specifications to make sure the module meets your application requirements Number of Input Channels Input Range Input Resolution Value of LSB Input Impedance Maximum Continuous Overload Filter Characteristics PLC Input Update Rate Sample Duration Time note 1 Conversion Time note 1 Conversion Method Accuracy vs temperature Input Stability and Repeatability Input Inaccuracy Linearity Error end to end Full Scale Calibration Error not including offset error Offset Calibration Error Common Mode Rejection Crosstalk 8 single ended one common 0 to 5V 0 to 10V 12 14 or 16 bit selectable 12 bit O to 5V 1 22mV 12 bit O to 10V 2 44mV 14 bit O to 5V 305uV 14 bit O to 10V 610uV 16 bit O to 5V 76uV 16 bit O to 10V 152uV IMQ 5 100V Active low pass 3dB 80Hz 8 channels per scan max with pointers
30. n Ch1 V2000 V2001 Ch2 V2002 V2003 Ch3 V2004 V2005 Ch4 V2006 V2007 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases The constant 02000 is stored here V7673 is assigned to slot 3 and OUT acts as a pointer which means the CPU will use the value in this V7673 location to determine exactly where to store the incoming data This constant designates the first V memory location where the LDA analog output data will be stored For example the 02020 entered 02020 here would mean Ch1 V2020 V2021 Ch2 V2022 V2023 For each channel the 1st word holds the data and the 2nd word is needed only when displaying 14 or 16 bit data in BCD mode The 2nd word contains the most significant digit in those cases The constant 02020 is stored here V7703 is assigned to slot 3 and OUT acts as a pointer which means the CPU will use the value in this V7703 location to determine exactly where to obtain the output data Loads a constant that specifies the resolutions for each of the input LD channels This constant is determined by the values of two bits per KO channel as described in Input Resolutions Selection Bits The constant 0 configures each of the eight inputs for 12 bits OUT Special V memory location assigned to s
31. nput resolution 16 bit channel 1 02000 Input Output range 0 10V in 0 10V out Input Track and Hold reset channel 1 OUT V7673 LDA 02020 OUT V7703 LD K2 OUT V36403 LD K101 OUT V36413 LD K3 OUT V36423 C1 C1 loads value of 2 binary 10 into the Track and Hold Selection RD register This sets input channel 1 for Track and Hold Maximum 7 Value As the analog value varies only a measured value higher than OUT the previously stored value will be written to V2000 V36423 C3 C3 loads a value of 3 binary 11 into the Track and Hold Selection rE register This sets input channel 1 for Track and Hold Reset Value Real time measured values will be written to V2000 until another Track and Hold Selection is made OUT V36423 C5 LD C5 loads value of 1 binary 01 into the Track and Hold Selection Ki register This sets input channel 1 for Track and Hold Minimum Value E As the analog value varies only a measured value lower than the OUT previously stored stored will be written to V2000 V36423 DL205 Analog Manual 7th Ed Rev B 4 10 16 26 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination 5 xO 5 4 Y n ac oO fl es a ee Module 16 Bit Output Resolution Digital and Analog Output Data Value Conversion Output Value Comparisons Analog Digital Engineering Units Since the voltage output module has 16 o 5v 10V 16 Bit Output Resolution bit resolution the analog sign
32. ocal CPU base lt Ch1 2 3 7 8 lt Ch 1 2 3 7 8 lt Ch1 2 3 7 8 i lt Ch1 2 3 7 8 lt Ch1 2 3 7 8 c d Ti oF l Scan Pa Read Inputs 9 System with analog module installed in expansion remote I O or Profibus slave base Execute Application Program Read the data Store data y Write to Outputs woon y DL205 Analog Manual 7th Ed Rev B 4 10 Scan N lt Scan N 1 lt 4 Scan N 2 lt Scan N 6 lt Scan N 7 lt 1 Ch 1 Ch 2 Ch3 Ch7 Chs F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Output Channel If this module is installed in a local CPU base you can update all four output Update Sequence channels in every scan However you can update only one channel of output data Pointer Method per scan if the module is installed in an expansion remote I O or Profibus slave base The timing is synchronized with the timing of reading the input channels so you can update each output channel data every eight scans Pe eo gt gJ amp J T N P Q 5 T Q O S System with Scan analog module installed in local
33. ould D 6 6553 5 be stored in the V memory location that contains the data for output D 39321 The following table shows how the input analog digital and engineering unit values are related to each other The example is a measurement of pressure from 0 0 to 140 0 PSI using a multiplier of 10 for one implied decimal place Analog Range Digital 0 10v_ 16 Bit 65535 1400 ow o p p p DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Calculating the Digital Output Value Calculating Output Data Engineering Units Conversion Your program must calculate the digital D max value to send to the 16 bit analog output D EU EQ EU module There are many ways to do this i but most applications are understood D digital value more easily if you use measurements in engineering units This is accomplished E S by using the conversion formula shown U engineering unit range EU engineering units high limit You may have to make adjustments to E enoineering nitranoe the formula depending on the scale you z o limit g g choose for the engineering units Consider the following example which controls pressure from 0 0 to 140 0 PSI By using the formula you can determine the digital value that should be sent to the module The example shows the conversion required to yield 52 5 PSI Notice the formula divides by 10 because the BCD representation of
34. output points are automatically mapped into V memory it is very easy to determine the location of the data words that will be assigned to the module F2 8AD4DA 2 N N a Lt LI LI LI LI O 8 oo oo oo oo oo I SlotO Siti Slot2 Slot3 Slot4 ail 8pt 8pt 16pt 32pt In 8pt S Input Input Output 32pt Out Output D B XO X10 YO X20 Y20 Y60 O a Blig x7 x17 Y17 x57 Y57 Ye7 s C C CI C C C D V40503 MSB V40401 LSB MSB V40501 LSB xX X Y Y 3 Input Data Bits 2 3 Output Data Bits 2 7 0 0 MSB V40402 LSB MSB V40502 LSB X X Y Y 5 4 5 4 7 0 7 0 Within these memory word locations the individual bits represent specific information about the analog signal Your specific memory locations may vary depending upon the slot location of the F2 8AD4DA 2 module DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination 16 11 A V40401 Input Bits MSB LSB
35. put and output channels to scan the storage locations for the input and output data the resolution selections for the inputs the range selections for the inputs and outputs the track and hold selections for the inputs Module The tables below show the special V memory used by the CPUs for the CPU base Configuration and local expansion base 1 O slots Slot 0 is the module slot next to the CPU or Registers D2 CM module Slot 1 is the module slot two places from the CPU or D2 CM and so on The CPU needs to examine the pointer values at these locations only aftera mode transition CPU Base Analog In Out Module Slot Dependent V memory Locations 0 2 3 4 6 No of I O Channels V7660 V7661 V7662 V7663 V7664 V7665 V7666 V7667 Enabled amp Format Input Pointer Output Pointer 2 Input Resolutions V36400 V36401 V36402 V36403 V36404 V36405 V36406 V36407 V V Input and Output Ranges 3 f 36410 V36411 V36412 V36413 V36414 V36415 V36416 V36417 Input Track amp Hold V36420 V36421 V36422 V36423 V36424 V36425 V36426 V36427 Expansion Base D2 CM 1 Analog In Out Module Slot Dependent V memory Locations Enabled amp Format Input Pointer Output Pointer No of I O Channels V36000 V36001 V36002 V36003 V36004 V36005 V36006 V36007 Input Resolutions 36030 V36031 V36032 V36033 V36034 V36035 V36036 V36037 Input and Output
36. s selected the first input value less than or equal to full scale will be read and maintained until a lower value is measured or until Track and Hold is Reset If Maximum Value is selected the first input value greater than or equal to zero will be read and maintained until a higher value is measured or until Track and Hold is Reset To Reset Track and Hold write a value of one to the Track and Hold selection high and low bits When Track and Hold is Reset the module will display the real time input value When the selection is changed from Reset to Minimum Value or Maximum Value the input will start over as described previously DL205 Analog Manual 7th Ed Rev B 4 10 F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Track and Hold Example oe l Number of Channels 1 in 1 out Q J Data Format binary in binary out co Input Resolution 16 bit an Input Output Range 0 10V in 0 10V out i 5 Input Track and Hold channel 1 reset Q gt ot N SPO R Modul fi beh Z o LD ung 1 Module Configuration K8181 Input binary data format 1 channel Output binary data format 1 channel OUT Module location local base slot 3 V7663 Input data 1st memory location V2000 Output data 1st memory location V2020 LDA I
37. ul during machine startup or Conversion troubleshooting The table provides formulas to make this conversion easier A D Amax Dmax e A Analog value from current transmitter D A D L A e Amax Maximum analog value A Dmax Amad e D Digital value of input provided to PLC CPU e Dmax Maximum digital value Resolu Input If you know the digital If you know the analog tion Range value signal level A D 5 4095 D A 4095 5 0 4095 o i Sg 55 PE w oe oN S 10 0 16383 10 For example T are using 0 10V pi pes range with 16 bit resolution and have A 10 measured the signal at 6V you could use the formula to easily determine the digital D 6 6553 5 value D that should be stored in the V memory location that contains the data D 39321 DL205 Analog Manual 7th Ed Rev B 4 10 5 xO 5 4 Y n ac oO fl es ae ee Scaling the Input Data F2 8AD4DA 2 8 Ch In 4 Ch Out Analog Voltage Combination Most applications require measurements in engineering units which provide more meaningful data For input ranges with a minimum value of zero this can be accomplished by using the conversion formulas shown below EU A EUy EUL Amax EU D EUy EUL Dmax e A analog value from current transmitter e D digital value of input provided to PLC CPU e EU engineering units e EUy engineering un
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