gefran GTF Plus Installation And Operation Manual page 13

3.2 c i /o
onnections nPut
Figure 11
WITH OUT option Fieldbus
Key HB
(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
80960_MHW_GTF_01-2012_ENG
GTF 25-120A
utPut
Top view
J2
TTL port for
PC configuration
Syncronous output for
Master/Slave connection
Alarm output
Key HB
1/L1
3/L2
Reference connection
of line voltage
OUT 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
PE
EARTH
Top view
Address x 1
Address x 10
Switch for serial line
2/T1
LOAD connection
13