Mitsubishi Q64AD User Manual page 38

4 SETUP AND PROCEDURES BEFORE OPERATION
(2) Q68ADV
GND
1 Shielded
1 Use a twisted two core shielded wire for the power wire.
2 Shows input resistance of Q68ADV.
3 "A.G." terminal does not normally require wiring. However, it can be used as GND
for compatible equipment ground under the following conditions.
(1) When there is a difference in polarity between "A.G" and "GND for compatible
equipment".
(2) As an alternative for 0 V input when only the + side is open on a ± wire.
4 Always use a ground. In addition, ground the FB of the power supply module.
(3) Q68ADI
GND
1 Shielded
1 Use a twisted two core shielded wire for the power wire.
2 Shows input resistance of Q68ADI.
3 "A.G." terminal does not normally require wiring. However, it can be used as GND
for compatible equipment ground under the following conditions.
(1) When there is a difference in polarity between "A.G" and "GND for compatible
equipment".
(2) As an alternative for 0 V input when only the + side is open on a ± wire.
4 Always use a ground. In addition, ground the FB of the power supply module.
2
500 k
V +
V –
500 k
A.G.
FG
ANALOG GND
3
4
2 250
I +
I –
A.G.
FG
ANALOG GND
3
4
4 - 7
MELSEC-Q
+ 15 V
– 15 V
+ 15 V
– 15 V