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Appendix B Accessories|
B-18 Revision August 2008, 2ELE, V1.02
B.8.2.3 Specifications
Power supply: 16-30VDC, 750mW
Communication: Modbus in ASCII format, protocol: 9600, 7, N, 2
LonTalk: free topology with FTT-10A 78 Kbps.
LonTalk terminal: 4-pin terminals, wire gauge: 28-12 AWG, wire strip length: 7-8mm
RS-485 port: 8 pins with RJ-45
B.8.2.4 Wiring
SP
CME-LW01
Power LED
SP LED
Service LED
Service Pin
1: Reserved
2: EV
3: GND
4: SG-
5: SG+
6: Reserved
7: Reserved
8: Reserved
LonTalk
1
234
LonTalk
Terminal definition for LonTalk system
Terminal Symbol Function
1
2
3
4
These are twisted pair cables to connect
to LonTalk system. Terminals 1 and 2
should be used as one group, and the
same for terminals 3 and 4.
B.8.2.5 LED Indications
There are three LEDs in front panel of CME-LW01. If the communication is normal, power
LED, SP LED should be green (red LED means abnormal communication) and service LED
should be OFF. If LEDs display do not match, refer to user manual for details.