Associated Research 620L - Page 112

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Setting the PLC Control selection to M1 through M7 will create different digital
states at Bit 0, Bit 1, and Bit 2 of the PLC Remote Signal Output (refer to the PLC
Signal Output drawing below). The different states are described in the truth
table below. The “Not used” state is undefined and cannot be programmed for
use.
BIT 2
BIT 1
BIT 0
TEST VOLTAGE
SETTING
0
0
0
Not used
0
0
1
M1
0
1
0
M2
0
1
1
M3
1
0
0
M4
1
0
1
M5
1
1
0
M6
1
1
1
M7
0 = OPEN 1 = CLOSED