YOKOGAWA GX60 - Page 37

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IM 04L51B01-02EN
Wiring to a GX90UT PID Control Module
Terminal Diagram
M3 screw terminal
Wiring direction
DI
AI
AO
DO
301/201/101
302/202/102
303/203/103
304/204/104
305/205/105
306/206/106
307/207/107
308/208/108
209/109
210/110
Analog Input
DC voltage input/DI (level) DI (contact)
+−
TC input RTD input
+−
BbA
DC current input
(with an external shunt
resistor)
+−
* Be careful because the DI wiring is different between
level and contact.
Analog Output
DC current output, voltage pulse, 15 V DC loop power
supply
+−
Terminal Diagram
Term.
No.
Symbol Term.
No.
Symbol Term.
No.
Symbol
301 DI3 201 DI2 101 DI1
302 DI6 202 DI5 102 DI4
303 DICOM 203 DI8 103 DI7
304 DO3 204 DO2 104 DO1
305 DO6 205 DO5 105 DO4
306 DO-COM 206 DO8 106 DO7
307 AI1(/A) 207 AI1(-/b) 107 AI1(+/B)
308 AI2(/A) 208 AI2(-/b) 108 AI2(+/B)
309 Not Used 209 AO1(-) 109 AO1(+)
310 Not Used 210 AO12-) 110 AO2(+)
* Empty terminals may not be used
DI1 to
DI18
DI-COM
Input type:
Photocoupler isolation
Shared common (DI-COM)
Allowable input voltage range:
0 to 10V
Internal circuit
Note: Do not apply voltage outside the allowable input
voltage range across input terminals. Doing so can cause
a malfunction.
Connecting to the FAIL Output/Status Output (/
FL option)
NCCNO
During normal
operation
When a failure
occurs
When power is
turned off
NO C NC
During normal
operation
NO C NC
When the specified
status occurs
NO C NC
NO C NC NO C NC NO C NC
When power is
turned off
FAIL
output
Status
output
Recommended torque for tightening the screws: 0.5N•m
Connecting to the Serial Communication
Interface (/C2 option)
54321
9876
DSUB 9-pin male
Screw: M26 X 0.45
2 RD (Received Data)
3 SD (Send Data)
5 SG (Signal Ground)
7 RS (Request to Send)
8 CS (Clear to Send)
Pins 1, 4, 6, and 9 are not used.
Connecting to the RS-422/485 Connector (/C3 option)
Two-wire systemFour-wire system
FG SG SDB+ SDA– RDB+ RDA–
FG SG SDB+ SDA– RDB+ RDA–
Electric potential
of the shield
Shield
FG SDB+
SG SDA−
Electric potential
of the shield
Shield
FG SDB+
SG SDA−
RDB+
RDA−
FG (Frame Ground) Case ground of the GX/GP
SG (Signal Ground) Signal ground
SDB+ (Send Data B+) Send data B (+)
SDA− (Send Data A−) Send data A (–)
RDB+ (Received Data B+) Receive data B (+)
RDA− (Received Data A−) Receive data A (–)
Recommended torque for tightening the screws: 0.2N•m
Installation and Wiring
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