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3.2
c
i
onnections
nPut
Figure 11
Top view
WITHOUT option Fieldbus
Key HB
J2
TTL port for
PC configuration
(solid state relay - HB option)
Green Led (RUN)
Yellow Led (STATUS)
Red Led (Alarm output HB)
Yellow Led (Status digital input)
Led:
Green = Thyristor ON
Yellow = Temperature OVER
LINE connection
14
/o
Gtf 25-120a
utPut
Syncronous output for
Master/Slave connection
Alarm output
Key HB
1/L1
3/L2
Reference connection
of line voltage
Top view
WITH option Fieldbus
Key HB
J3, J4
RJ10 connectors
RS485 serial line
Modbus
(GND)
Input control signal (+)
Potentiometer output power supply (+5Vdc)
Digital input (PWM input)
Power supply terminal 24Vac/Vdc
J1
Power supply /control
connector
Fixing screw
at heatsink
Identification label
Fixing screw
at heatsink
2/T1
LOAD connection
PE
EARTH
80960G_MHW_GTF_05-2019_ENG
Address x 1
Address x 10
Switch for serial line
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