HONEYWELL MODEL 700/800 SIGNAL PROCESSOR AND VIEWING HEAD
66-2069—02 16
Fig. 7. Typical Communication Wiring and Recommended Addressing. NOTE: Refer to Fig. 8 for converter to RJ11 wiring details. Fig. 8. COMMOD Communication Converter Wiring. BNR 1
11
BOILER 1
ADDRESS
M34457
NOTES: A CONVERTER MAY BE NECESSARY FOR COMMUNICATION WITH THE MODBUS MASTER CONTROL.
MODBUS
MASTER CONTROL
BNR 1
31
BNR 2
12
BNR 2
32
BNR 3
13
BNR 3
33
BNR 4
14
BNR 4
34
BNR 5
15
BNR 6
16
ADDRESS
BOILER 3
USE SHIELDED CABLE FOR COMMUNICATION WIRING.
DRAWING IS FOR GENERAL REFERENCE ONLY.
FOR RS422 COMMUNICATION WITH THE 700ACSP OR 700DCSP, AN RJ11 CONNECTOR WITH 5 WIRES
FROM EACH SIGNAL PROCESSOR WILL BE REQUIRED (RDA-, RDB+, TDA-, TDB+, GND), FOLLOWING
POLARITY FROM EACH SIGNAL PROCESSOR.
USB TO RS422/485 CONVERTER
M33831
SIDE VIEW BOTTOM VIEW
NC
WIRE
SIDE
PRODUCT
SIDE
A TDA(–)
B TDB(+)
C RDA(–)
D RDB(+)
E GND
TDA(–)
TDB(+)
RDA(–)
RDB(+)
GND
NOTES:
SELECT THE APPROPRIATE DIP SWITCH SETTINGS FOR RS-422 COMMUNICATION PER THE VENDOR’S INSTRUCTION SHEET.
RJ11 CONNECTOR IS CUSTOMER SUPPLIED AND WIRED.
SOFTWARE DRIVERS MAY BE DOWNLOADED FROM B&B ELECTRONICS’ WEBSITE.
RJ11
MODULAR
CONNECTOR
1
2
3
4
5
6
COLOR TYPE A
WHI
BLK
RED
GRN
YEL
BLU
COLOR TYPE B
BLU
YEL
GRN
RED
BLK
WHI
CONVERTER
CONNECTOR
NC
RDA (-)
RDB (+)
TDA (-)
TDB (+)
GND
DESCRIPTION
NC
FROM PROCESSOR
FROM PROCESSOR
TO PROCESSOR
TO PROCESSOR
GROUND
CAUTION: THE ORDER OF THE COLORS IN THE CABLE CAN BE TYPE A OR TYPE B. CHECK
COLORS AT THE CONNECTOR.