User`s Manual
Contents
1. output terminals Red J O Black L lt 12 gt Lead cables lt 1 gt Display unit a MEASURE Lights up when MEASURE measurement is selected using the selection switch lt 6 gt b SOURCE Lights up when SOURCE generation is selected using the selection switch lt 6 gt c CAL Lights up in the calibration mode d O FS Lights up or blinks when offset or full scale adjustment is performed in the calibration mode e This mark indicates the battery s status When lit it indicates the batteries will soon need replacing When blinking it indicates that they must be replaced see Section 3 Replacing the Batteries f Main Seven Segment Displays a measured value or an output value g Sub Seven Segment SP appears here when the sweep function see Section 7 Other Features is selected in SOURCE mode signal generation It also displays the lower two digits of a measured or an output value in the calibration mode h Displays the unit of the range selected i OFF In SOURCE mode signal generation it lights up when the output is turned off or when the protective circuit is activated In MEASURE mode measurement it lights up only when the protective circuit is activated j ON It lights up when the output is turned on in SOURCE mode signal generation lt 2 gt Output value setting keys Sets an output value SOURCE mode signal generation The A W keys are provided under the lower four digits whose valu2. and SOURCE using the respective switches Press the OUTPUT ON OFF key to set the output to ON for 24 V DC output The display unit shows the current measurement and SOURCE for 20 mA measurement E 20 mA SINK range The instrument can absorb SINK a current with a specified value sent from an external voltage generator distributor to the Hi terminal of the instrument As the instrument serves as a two wire transmitter it can be used for a loop test Select 20 mA SINK and SOURCE using the respective switches Press the OUTPUT ON OFF key to set the output to ON The display unit shows the set value SINK and SOURCE Uses an external power supply for 20 mA SINK in the range of 5 28 V The polarity of applied voltage should be as shown in the figures below Be careful not to apply voltage in the opposite direction 20 mA SINK range Two wire transmitter Transformer 24 V 20 mA range Two wire transmitter Transformer Distributor Distributor E Output limiter If a load current in the voltage range or a load voltage in the current range exceeds the maximum value specified in the specifications the protective limiter is activated turning off the output signal To recover from this condition correct the load to normal status and press the OUTPUT ON OFF key to turn on output E Sweep function This function increases or decreases the output level to the preset level as a constant ra
3. CA11E HANDY CAL Voltage Current Calibrator ae User s Manual Thank you for purchasing the CA11E HANDY CAL Prior to using read this User s Manual carefully to fully and properly utilize all of the features of this instrument Also refer as needed to IM CA11E 02 E an additional User s Manual for this instrument YOKOGAWA Yokogawa Meters amp Instruments Corporation IM CA11E 01E 1st Edition Apr 2006 KP 1 Safety Precautions When operating the instrument strictly observe the precautions below to ensure its correct and safe operation If used other than as instructed in this manual Yokogawa Meters amp Instruments Corporation is not liable for any damage that may result E The following safety symbols are used on the instrument and in the manual AN Danger Handle with care This symbol indicates that the operator must refer to an explanation in the User s Manual in order to avoid risk of injury or death of personnel or damage to the instrument A Indicates a hazard that may result in the loss of life or serious injury of the user unless the described instruction is abided by A CAUTION Indicates a hazard that may result in an injury to the user and or physical damage to the product or other equipment unless the described instruction is abided by N NOTE Indicates information that is essential for handling the instrument or should be noted in order to familiarize yourself with the instrument s operating procedures
4. Phone 31 334 64 1611 Facsimile 31 334 64 1610 YOKOGAWA ENGINEERING ASIA PTE LTD SINGAPORE Phone 65 6241 9933 Facsimile 65 6241 2606 YOKOGAWA AMERICA DO SUL S A BRAZIL Phone 55 11 5681 2400 Facsimile 55 11 5681 1274 YOKOGAWA MEASURING INSTRUMENTS KOREA CORPORATION KOREA Phone 82 2 551 0660 to 0664 Facsimile 82 2 551 0665 YOKOGAWA AUSTRALIA PTY LTD AUSTRALIA Phone 61 2 9805 0699 Facsimile 61 2 9888 1844 YOKOGAWA INDIA LTD INDIA Phone 91 80 4158 6000 Facsimile 91 80 2852 1441 YOKOGAWA SHANGHAI TRADING CO LTD CHINA Phone 86 21 6880 8107 Facsimile 86 21 6880 4987 YOKOGAWA MIDDLE EAST E C BAHRAIN Phone 973 358100 Facsimile 973 336100 LTD YOKOGAWA ELECTRIC RUSSIAN FEDERATION Phone 7 095 737 7868 Facsimile 7 095 737 7869 IM3E 2006 2 E Notice regarding the Manual lt 1 gt The information contained in this User s Manual is subject to change without notice lt 2 gt Every effort has been made to ensure that the information contained herein is accurate However should any concerns errors or omissions come to your attention or if you have any comments please contact us lt 6 gt MEASURE measurement SOURCE generation selection switch Selects MEASURE measurement or SOURCE generation lt 7 gt Voltage input terminals Used to measure a voltage range lt 8 gt Voltage output current input and output terminals Used for SOURCE mode signal generation in the voltage range and for ME
5. and or functions E Damage to the instrument personal injury or even death may result from electrical shock or other factors To avoid this follow the precautions below A uE Use where gases may be present Do not operate the instrument in a location where flammable or explosive gas vapor present It is extremely hazardous to operate the instrument in such an atmosphere External connection If necessary to touch a circuit to make an external connection turn off the power to that circuit ensure there is no voltage then perform the connection When replacing the batteries disconnect the lead cables in advance Disassembly Do not disassemble or remodel the instrument yourself This needs to be done by our service personnel 2 Names and Functions of Parts Rear View with the rear cover removed Front View Side View L lt 10 gt DIP switches lt 9 gt AC Adapter connection jack lt 1 gt Display unit lt 11 gt Battery holder lt 3 gt POWER key lt 4 gt OUTPUT ON OFF key INPUT ON Zoma zV P lt 2 gt Output value setting keys lt 5 gt Range selection rotary switch lt 6 gt MEASURE measurement SOURCE generation selection switch lt 7 gt Voltage input m lt 8 gt Voltage output terminals current input and
6. settings of the DIP switches which can be accessed by removing the cover from the back of the instrument DIP switches 1 Sweep function 2 Sweep time OFF 16 sec ON 32 sec 3 Current display resolution OFF 5 digits ON 4 digits 4 Disable automatic power off 7 1 Sweep Function By setting DIP switch 1 to ON the output level can be increased or decreased to the preset level at a constant rate This function cannot be used in the 24 V 20 mA range Output status transition diagram Set value 2 2 2 22222222222222222222 2 High impedance Lower range limit eereee FCoeceeeececeecece Sweep status Operation of OUTPUT ON OFF key gt ee ele oo oo ole Operation procedure lt 1 gt Turn on DIP switch 1 lt 2 gt Use DIP switch 2 to select sweeping time 16 or 32 seconds lt 3 gt Set the MEASURE SOURCE selection switch to SOURCE The display unit shows SOURCE OFF SP and lower limit initial value lt 4 gt Use the A V keys to preset the upper limit for output in the same way as for normal signal generation Status A above lt 5 gt Press the OUTPUT ON OFF key B The display unit shows ON and a lower limit initial value for 2 seconds and the instrument outputs that value C Then the reading on the display unit and the output level automatically increase to the upper limit set in Step lt 4 gt at the constant sweep time rate set in Step lt
7. 2 gt The display unit shows the ON light blinking In this case if you press the OUTPUT ON OFF key again the reading and the output level will start decreasing from that value at a constant rate The output status changes to Status E shown by dotted lines in the figure D When the reading and the output level reach the set values they remain at these levels until the OUTPUT ON OFF key is pressed The display unit s ON light comes on In this case if you press the OUTPUT ON OFF key the reading and the output level start decreasing from that value at a constant rate The output status changes to Status E E Then the reading and the output level automatically decrease to the set lower limits at the constant sweep time rate set in Step lt 1 gt The display unit shows the OFF light blinking In this case if you press the OUTPUT ON OFF key again the reading and the output level start increasing from that value at a constant rate The output status changes to Status C shown by dotted lines in the figure F Then the reading and the output level reach the lower limits and remain at these levels for 3 seconds The display unit s ON light comes on lt 6 gt Return to Step lt 4 gt Canceling the sweep function lt gt Open the cover at the back of the instrument and set DIP switch 1 to off 7 2 Switching Display Resolution By changing the setting of DIP switch 3 the display resolution 5 digit 4 digit ca
8. ASURE mode measurement and SOURCE mode signal generation in the current range lt 9 gt AC Adapter connection jack Used to connect an AC adapter optional lt 10 gt DIP switches See Section 7 Other Features lt 11 gt Battery holder Contains four AA size batteries See Section 3 Replacing the Batteries lt 12 gt Lead cables for measurement or generation Used to connect the instrument to the device under measurement generation 3 Replacing Batteries When the mark is blinking on the display unit the batteries are exhausted Replace them according to the following procedure lt 1 gt Check that the power is turned off disconnect the lead cables lt 2 gt Slide off the cover at the back of the instrument lt 3 gt Replace all four batteries with new ones Insert them according to the polarity directions shown inside the holder lt 4 gt After replacing the batteries return the cover to the original position E Connecting the AC Power optional Before connecting the AC power Strictly observe the following warnings to avoid electrical shock or damage to the instrument A WES Do not use any AC adapter other than the dedicated AC adapter A1020UP A1022UP B9108WB from Yokogawa Before connecting the power cord check that the supply voltage matches the rated voltage of the instrument Before connecting the power cord check that the instrument s power key is OFF Connection procedure lt 1 gt
9. Check that the POWER key of the instrument is off lt 2 gt Connect the AC adapter optional to the instrument s AC adapter connection jack Note that unless the AC adapter is connected to the power outlet the power cannot be turned on 4 Turning the Power On Off E Operating the POWER Key When the instrument s power is off pressing and holding the POWER key for more than 1 second causes the power to be turned on Pressing the key again causes it to be turned off When the power is turned on the instrument starts a self test and displays CA11E Then the features selected using the range selection rotary switch and the MEASURE SOURCE selection switch start functioning e For battery driven operations disconnect the AC adapter from the instrument E Automatic Power Off In the factory setting all indications start blinking if the instrument has not been operated for about 9 5 minutes Then if the instrument is not operated for another 30 seconds it automatically turns off To disable this automatic power off feature see Section 7 Other Features If you wish to keep the instrument turned on after the indications start blinking press the POWER key or any other key This causes the blinking to return to normal lighting without changing the previous settings 5 SOURCE generation 5 1 Connecting the Output Terminals lt 1 gt Insert the plugs of the supplied lead cables into the output terminals of the instrument lt 2
10. es are increased or decreased in increments of 1 Carry of the digit is applied to increasing the value pressing the A key when it is 9 Borrow of the digit is applied to decreasing the value pressing the W key when it is 0 For the 4 20 mA and 1 5 V ranges see Subsection 5 2 Generating DC current or DC voltage lt 3 gt POWER key Turns on off the power supply For more information see Section 4 Turning the Power On Off lt 4 gt OUTPUT ON OFF key Turns the output on off in SOURCE mode signal generation In MEASURE mode measurement it returns measurement operation to normal status after the protective circuit is activated lt 5 gt Range selection rotary switch Selects a range for SOURCE mode signal generation or MEASURE mode measurement Note that the 4 20 mA and 1 5 V ranges are step output ranges in signal generation and are the same as the 20 mA and 10 V ranges in measurement respectively For invalid ranges terminal to terminal connection becomes open causing nC and OFF to appear on the display unit oOo w YOKOGAWA Yokogawa Meters amp Instruments Corporation Yokogawa Meters amp Instruments Corporation International Sales Dept Tachihi Bld No 2 6 1 3 Sakaecho Tachikawa shi Tokyo 190 8586 Japan Phone 81 42 534 1413 Facsimile 81 42 534 1426 YOKOGAWA CORPORATION OF AMERICA U S A Phone 1 770 253 7000 Facsimile 1 770 251 2088 YOKOGAWA EUROPE B V THE NETHERLANDS
11. gt Connect the clips on the other ends of the cables to the input terminals of the device under generation OUTPUT V mA Hi Lo Hi O N CAUTION Do not apply any voltages to the output terminals except for the 20 mA SINK range If voltage is applied mistakenly the internal circuit may be damaged As the instrument is calibrated without the voltage drop of the lead cables error due to the resistance of the lead cables approx 0 1 for go and return must be considered for load current measurement 5 2 Generating DC Current or DC Voltage The instrument generates voltage or current at a specified value through the output terminals In valid ranges terminal to terminal connection opens and the display unit indicates nC and OFF IM CA11E 01E lt 1 gt E Normal setting lt 1 gt Switch the MEASURE SOURCE selection switch to SOURCE generation This causes the display unit to show SOURCE and OFF lt 2 gt Select the range to be generated using the range selection rotary switch The display unit shows an initial value and unit for each range lt 3 gt Press the A W keys under the lower four digits to set an output value 5th digit changes by carry and borrow of the value from the 4th digit lt 4 gt Press the OUTPUT ON OFF key to output a signal The display unit shows ON To stop the output press the OUTPUT ON OFF key again This causes OFF to appear on the dis
12. n be selected The available ranges are as follows SOURCE 20 mA 4 20 mA 24 V 20 mA 20 mA SINK MEASURE 20 mA 4 20 mA lt Example 4 20 mA ranges gt 5 digit range 4 digit range 3068 G80 7 3 Disabling Automatic Power Off According to the factory setting of the instrument it automatically turns itself off if not operated for about 10 minutes By setting DIP switch 4 to ON this function can be disabled However when the instrument is battery driven it is generally recommended that this switch be set to OFF in order to prevent the batteries from being exhausted IM CA11E 01E lt 2 gt
13. play unit and the terminals to open Allowable load The instrument should be used according to the maximum output and the maximum load range See Section 9 Specifications Current SINK absorb is only possible in the 20 mA SINK range E 1 5 V step output range In the 1 5 V range the A V keys for the most significant digit can be used to step up or down by 1 V For the lower three digits these keys are used to increase or decrease the value of each digit in increments of 1 E 4 20 mA step output range Use the range selection rotary switch to select 4 20 mA 5 digit resolution Set Dip Switch 3 to OFF Use the A V keys under the upper one digit to change the value in increments of 4 mA 4 lt gt 8 lt gt 12 lt gt 16 lt 20 mA For the lower three digits these keys are used to increase or decrease the value of each digit in increments of 1 4 digit resolution Set Dip Switch 3 to ON Use the A W keys under the upper two digit to change the value in increments of 4 mA 4 lt gt 8 lt gt 12 lt gt 16 lt 20 mA For the lower two digits these keys are used to increase or decrease the value of each digit in increments of 1 For more information see Subsection 7 2 Switching Display Resolution E 24 V 20 mA range In the 24 V output 20 mA measurement range the instrument can be used as a source of constant voltage 24 V to conduct a loop test of a transmitter Select 24 V 20 mA
14. te by setting DIP switch 1 to ON For more information see Subsection 7 1 Sweep Function 6 Measurement A TEENS When connecting the device under measurement turn off the power of the device Connecting disconnecting the lead cables for measurement without turning off the power of the device under measurement may be extremely dangerous Special care should be taken to avoid connecting a current circuit to the voltage input terminals or a voltage circuit to the current input terminals Inadvertent connection may not only cause damage to the circuit or device under measurement and the instrument but may also be dangerous to personnel Always use the lead cables supplied with the instrument Maximum allowable voltage between all input output terminals and ground is 30 V DC Any voltage exceeding this level may not only damage the instrument but also cause injury to personnel Never attempt to apply such voltage N CAUTION Do not apply voltage exceeding the maximum allowable input voltage to the voltage input terminals This may damage the instrument Maximum input voltage 30 V DC Do not apply current exceeding the maximum allowable input current to the current input terminals If current exceeding this level is applied built in fuses for protecting the current input circuit will burn out If a fuse burns out contact us for repair Maximum input current 24 mA 6 1 Connecting Procedure lt 1 gt Insert the plugs of
15. the supplied lead cables into the terminals of the CA11E as shown in figure a below for voltage or in figure b below for current lt 2 gt Connect the clips on the other ends to the input terminals of the device under measurement b Connection of the current input terminals a Connection of the voltage input terminals INPUT V INPUT mA ooo CKK 6 2 Measuring DC Voltage and DC Current lt 1 gt Switch the MEASURE SOURCE selection switch to MEASURE measurement MEASURE lights up on the display unit lt 2 gt Select the range to be measured using the range selection rotary switch e The display unit shows the measurement results and unit Indication of the measurement results will be updated approximately every second e If an input signal is over range or not measurable the display unit shows e For invalid ranges terminal to terminal connection becomes open causing the display unit to show nC and OFF E Input limiter If voltage is applied to the current input terminals or excessive current is applied to them the internal protective circuit is activated opening the terminal to terminal connection and causing the display unit to show OFF In this case check that the connection is correct and press the INPUT ON key OUTPUT ON OFF key This causes the OFF indication to disappear and measurement to resume 7 Other Features The following features are available depending on the
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