GTR-300
9. Wiring
⌦
Version: V03
Note 1：The pin 5~7 is programmable output relay, according user demand. The setting value of
output function just refer to ”6、Parameter Setup” 6.12~6.14 . Default Relay value are：Relay
0：Preheat，Relay 1：Stop，Relay 2：Alarm
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