9.3.2 Straps
Table 39: LMC PCB straps
Strap
Bus use
Rx / Tx
Resistor 680 ohms
Terminating resistor 150 ohms
Pull up
Pull down
W1
Remote Bus A
TX-
x
W2
TX+
x
W3
TX
x
W4
Rx+
x
W5
Rx-
x
W6
Rx
x
W7
Remote Bus B
x
W8
TX
x
W9
TX+
x
W10
TX-
x
W11
Rx+
x
W12
Rx
x
W13
Reserved
x
W14
+
x
W15
Local bus
x
W16
+
x
W17
Synchro line
x
W18
Local bus
x
W19
Bus A
Between 1 and 2
Wiring of the bus: 2 wires (RS485)
Between 2 and 3
Wiring of the bus: 4 wires (RS422)
W20
Bus B
Between 1 and 2
Wiring of the bus: 2 wires (RS485)
Between 2 and 3
Wiring of the bus: 4 wires (RS422)
Notes
1
Reserved for future use.
2
Reserved for future use.
3
Reserved for future use.PCB drawings and settings
9.3.3 Rotary and dip-switches
If not specifically noted, all the switches are read only at power-up. If you change a switch setting, restart the equipment
before the changed comes into effect.
UM-4019_AM02-620e, Rev. 3.0, 2020/05/12
81
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