RTD Scanner
Contents
1. RTD1_M INPUT RTD1_L 8 AIN_1 SHIELD RTD2 RTD2 H RTG RTD2_M INPUT RTD2_L f AIN_1 SHIELD RTD3 RTD3_H FED RTD3 M INPUT RTD3_L R AIN_1 SHIELD RTD4_I RTD4_H EB RTD4 M INPUT RTD4_L AIN_1 SHIELD RTD5 m RTD5 M INPUT RTD5 L 5 AIN_1 SHIELD RTD6 RTD6_H RED RTD6_M INPUT RTD6_L 6 AIN_1 SHIELD RTD7 RT RTD7 M INPUT RTD7_L 7 AIN_1 SHIELD RTD8 RTDS_H um RTD8 M INPUT RTD8 L 8 AIN_1 SHIELD ISOLATED DCDC CONVERTER ISOLATION BARRIER BATT SUPPLY RU VOLTAGE 9V to 32V dc BATT CAN H CANL CAN BUS CAN_SHLD RxD TxD RS 232 GND TDAXRTD8 Technical Specifications Inputs Power Supply Input Supply Current RTD Types RTD Inputs Common Mode Readings Thermal Drift Isolation SPNs and PGNs Communication Network Termination TDAXRTD8 12V or 24VDC nominal 9 32 VDC power supply range 50 or 60 Hz is user selectable 200 mA at 12 V Typical 100 mA at 24 V Typical Inrush does2. Technical Datasheet TDAXRTD8 RTD Scanner 8 RTD Channels CAN SAE J1939 with Electronic Assistant 3 P N AXRTD8 Description The RTD Scanner monitors 8 RTD inputs from a diesel engine and the temperature information is provided to the engine control system over a SAE J1939 CAN bus Temperature information can include exhaust temperature winding temperature and fluid temperature monitoring All channels of temperature data are automatically sent over the CAN bus when power is applied with no additional programming or configuration required Integral diagnostics determine RTD integrity RTD inputs are isolated from the CAN communication and power supply During set up using an USB CAN converter and a PC the operator can configure the controller via the Electronic Assistant to suit a wide variety of applications The RTD Scanner features rugged packaging and watertight Deutsch IPD connectors for an IP65 rating The module is UL recognized for UL508 FTPM2 Controls for Stationary Engine Driven Assemblies and has a cUL recognition as well The control carries a CE mark for the EMC and RoHS Directives The AXRTD8 meets the environmental EMC and vibration requirements of generator set applications in marine installations and has type approvals from several marine societies LR DNV ABS etc Applications e Stationary portable power generator sets e Genset con
3. operating conditions Users should satisfy themselves that the product is suitable for use in the intended application All our products carry a limited warranty against defects in material and workmanship Please refer to our Warranty Application Approvals Limitations and Return Materials Process as described on www axiomatic com service html TDAXRTD8 01 15 14 TDAXRTD8 6
4. ble as per J1939 81 and or via customer configuration e Monitored parameters and diagnostics are user selectable from a drop down list in the EA Monitored parameters and diagnostics are read only over the network e All parameter locations have default values that do not conflict Units are pre configured with default values at the factory Refer to the user manual e Parameter values and diagnostic error codes are retained when the modules are de energized e Easily selectable SPNs from a drop down list of the temperature SPNs supported by SAE J1939 User defined SPN and PGN s configurable with Electronic Assistant to suit the application e Configurable ECU Instance in the NAME to allow for multiple ECU s on the same network e The bit rate is 250 kbit s Other bit rates 125 kbit s 500 kbit s or 1 Mbit s can be factory programmed on request Contact Axiomatic for an ordering p n e Module is fully functional during configuration and communications For J1939 compliance SAE Recommended Practice for a Serial Control and Communications Vehicle Network October 2007 all modules comply with the applicable portions of the following SAE J1939 21 December 2006 Data Link Layer SAE J1939 71 January 2009 Vehicle Application Layer SAE J1939 73 September 2006 Application Layer Diagnostics SAE J1939 81 May 2003 Network Management Customer specific proprietary extensions can also be included in the SAE J1939 profile on r
5. equest Configurable Diagnostic Messaging parameters Diagnostic Log is maintained in non volatile memory Each channel can be configured to send diagnostic messages to the network if the temperature goes out of range When sending an Active Diagnostic Trouble Code DM1 or a Previously Active Diagnostic Trouble Codes DM2 message the controller will use the appropriate Diagnostic Trouble Code DTC As defined by the standard this is a combination of the Suspect Parameter Number SPN the Failure Mode Indicator Occurrence Count OC and the SPN Conversion Method CM Electronic Assistant P N AX070502 Updates for the EA are found on www axiomatic com under the log in tab UL508 April 2010 FTPM2 Controls for Stationary Engine Driven Assemblies cUL C22 2 No 14 10 2010 2004 108 EC EMC Directive 2011 65 EU RoHS Directive 11 48 G for a device rigidly mounted to a generator housing The marine type approval process tested to 4 0 G per IEC 60068 2 6 Test Fc Lloyd s Register DNV ABS RINA GL BV CCS IRS RS The AXRTD8 meets the environmental EMC and vibration requirements of generator set applications in marine installations 40 to 85 C 40 to 185 F 50 to 120 C 58 to 248 F Protected against 95 humidity non condensing 30 C to 60 C IP65 Pollution Degree 3 per UL508 The marine type approval process tested to IP56 2 2 lbs 1 00 kg Packaging Rugged aluminum
6. hat will be used to send a temperature to the J1939 network will be entirely dependent on the Suspect Parameter Number SPN that was selected for that channel In all cases the PGN is a PDU2 type Each PGN has a predefined priority and repetition rate associate with it The average temperature of all the active channels can be broadcasted to the network using the default Engine Average Information PGN or on a Proprietary B message Open circuit detection Frozen data detection Over or under temperature detection High temperature shutdown detection 1 CAN 2 0B port protocol SAE J1939 Digital isolation is provided for the CAN line According to the CAN standard it is necessary to terminate the network with external termination resistors The resistors are 120 Ohm 0 25W minimum metal film or similar type They should be placed between CAN_H and CAN_L terminals at both ends of the network 1 RS 232 port is available for debugging purposes ASCII Text Format 115200 Baud Rate Data 8 bit Parity None Stop 1 bit Flow Control Xon Xoff Short circuit protection to ground General Specifications Microprocessor Control Logic SAE J1939 Profile Marine Type Approval Operating Temperature Range Storage Temperature Range Humidity Protection TDAXRTD8 MC56F8366 16 bit 512 kByte flash program memory User programmable functionality with the Electronic Assistant e Node address is auto configura
7. housing stainless steel end plates neoprene gaskets 145 30 x 149 00 x 73 00 mm 5 72 x 5 86 x 2 87 Lx Wx H Connectors Deutsch IPD P N 1 8 pin DT13 08PA 1 40 pin DRC13 40PA Can be mounted directly on the power generator set or remotely Suitable for moist high shock vibrating and non hazardous environments Dimensional Drawing 53 721 in 145 3 mm y Deutsch part number DRC13 40P 5 074 in 128 9 mm i Deutsch IPO part 2 600 in number DT13 08PA 5 806 in 148 0 mm 127 8 mm 125 in j 1 300 in 2 874 in 3 2 mm 33 0 mm 8 7 mm _ le 73 0 mm 8 32 ground stud y powder coated aluminum extruded housing 250 in 500 in 6 4 mm Closed neoprene gasket 12 7 mm stainless steel endcaps DETAIL C SCALE 1 1 4 places Electrical Pin Out Power and CAN FRONT VIEW MODULE MOUNTED CONNECTOR DEUTSCH P N DT13 08PA SHIELD RS 232 GND RS 232 TXD RS 232 RXD PWR CAN H CAN L PWR Mating plug is DT06 08SA with wedgelock W8S and sockets 0462 201 16141 TDAXRTD8 5 Electrical Pin Out RTD RTD MODULE PIN OUT C GND SHIELD FRONT VIEW OF MODULE MOUNTED CONNECTOR Nov 3 03 AJW Mating Connector Part Number Deutsch IPD p n DRC16 40SE A or DRC18 40SA or DRC16 40S with sockets 0462 201 16141 Specifications are indicative and subject to change Actual performance will vary depending on the application and
8. not exceed 800 mA Reverse polarity protection is provided Power supply input section protects against transient surges and short circuits and is isolated from RTD inputs Up to 8 channels independently configurable for 2 3 or 4 wire RTDs Each channel independently supports specific sensors IEC 0 00385 JIS 0 003916 US 0 003902 Legacy 0 003920 SAMA 0 003923 A user defined coefficient would enable custom Callendar Van Dusen constants to be set for sensors not listed above The device accepts inputs within the following range of 10 350 Ohms Accuracy 1 C typical at ambient temperature Resolution 0 001 C Isolation voltage is 1500 Vac rms or 2550V for 1 sec 100ms per channel total sweep time maximum 900 ms Input range 4V maximum Rejection is 100db at 5Vp p 50 60Hz 150 ppm C of span maximum Digital isolation is 500VDC from input to ground Three way isolation is provided for the CAN line inputs and power supply The SPN drop list includes all temperature SPNs from the J1939 71 standard published up to January of 2009 If an SPN is not supported by the drop list the user can select a zero SPN which then allows them to define the SPN and PGN per the application requirements One byte parameters have a resolution of 1 C bit and a range of 40 C to 210 C Two byte parameters have resolution of 0 03125 C bit and a range of 273 C to 1735 C per SAE J1939 The Parameter Group Number PGN t
9. trol systems Ordering Part Numbers RTD Module SAE J1939 P N AXRTD8 A CANopen model is available under ordering P N AXRTD8CO Electronic Assistant P N AX070502 The Electronic Assistant Configuration kit includes the following USB CAN Converter P N AX070501 1 ft 0 3 m USB Cable P N CBL USB AB MM 1 5 12 in 30 cm CAN Cable with female DB 9 P N CAB AX070501 AX0705021N CD P N CD AX070502 includes Electronic Assistant software EA amp USB CAN User Manual UMAX07050X USB CAN drivers amp documentation CAN Assistant Scope and Visual software amp documentation and the SDK Software Development Kit Mating Plug Kit P N AX070200 This kit includes the following items These items are also available from a local Deutsch IPD distributor NB The sealing plugs are only needed in cases where not all of the 40 pins are used A crimping tool from Deutsch IPD is required to connect wiring to the sockets P N HDT 48 00 or equivalent not supplied Deutsch IPD P N 0462 201 16141 48 16AWG SOCKETS SOLID 16 20AWG WIRE 6mm 114017 24 SEALING PLUGS SIZE 12 16 CAVITIES 12 18 AWG DRC16 40S 40 PIN PLUG No Ke DT06 08SA DT SERIES PLUG 8 CONTACT WEDGELOCK FOR DT 8 PIN PLUG Axiomatic Technologies Corporation 5915 Wallace Street Mississauga Ontario Canada L4Z 1Z8 TEL 905 602 9270 FAX 905 602 9279 E mail sales axiomatic com www axiomatic com Block Diagram RTD1_I RTD1_H
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