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E5ZE-8j-E
Alarm Output and Cooling Side Control Output (For Heating and Cooling Control Model Only)
Connecting to G7TC-OCjj Relay I/O Block
G7TC-OC08 Alarm Output
G7TC-OC16 Alarm Output and Cooling Side Control Output (For Heating and Cooling Control Models Only)
G7TC-OC16
Relay I/O Block
Communication Interfaces
RS-232C
Pin Assignments
222
Not used
Not used
XW2B-20G4 or
XW2B-20G5
Screw Terminal
G7TC-OC08
Relay I/O Block
Drive power
supply for G7TC
(12 or 24 VDC)
Enlarged
illustration
Signal ground
Send data
Receive data
Send request
Send enable
Data set ready
Data terminal ready
Not used
Electrical characteristics: Conforming to EIA RS-232C
Synchronization clock:
Cooling side control output (Do not use these terminals when
using an E5ZE heating-only model.)
Not used
Alarm output
Drive power
supply for G7TC
(12 or 24 VDC)
Alarm output
Not used
Cooling side control output (Do not use these
terminals when using an E5ZE heater-only model.
Alarm output
Signal name
Symbol
SG
SD
RD
RS
CS
DR
ER
NC
Internal
E5ZE-8j-E
Point
number
Not used
Point
number
Signal direction
Pin
---
7
Output
2
Input
3
Output
4
Input
5
Input
6
Output
20
---
1, 8 to 19, 21 to 25
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