Omron G3ZA - MANUAL 2 User Manual page 10

Precautions when Using Unit Version 1.0
Unit version 1.0 is for use with single-phase loads only. Connect single-phase
zero-cross SSRs. Do not connect three-phase SSRs, electromagnetic relays,
or single-phase SSRs without the zero-cross function.
Precautions when Using Unit Version 2.0
• When wiring the SSR, check the G3ZA's settings and select the correct
SSR from the following supported SSRs.
• SSR for single-phase heater with zero-cross function
• SSR for single-phase heater without zero-cross function
• SSR for three-phase heater
Do not connect an electromagnetic relay.
• When wiring the CT, check the G3ZA's settings and select the correct CT
from the following supported CTs.
• E54-CT1
• E54-CT3
• G3ZA-CT150L
Note For details on checking the G3ZA's unit version, refer to Identifying an
Upgraded Controller on page xiii.
xi