Gefran

GFX4

GFX4 Series • Industrial PID Controller

GFX4

Quick Info

Type Industrial PID
Application Multi-Zone Control
Probe Inputs 4-60 zones (modular)
Relay Outputs Per zone
Communication RS485 Modbus, Ethernet, Profibus (option)
Panel Size - mm

Modular multi-zone temperature controller for plastics processing

Technical Specifications

Display & Interface

Display Type TFT LCD
Display Digits -
Buttons Touch

Power Supply

Voltage 100-240V AC
Voltage Range 90-264V AC
Frequency 50/60Hz
Power Consumption 25VA

Sensor Inputs

Probe Inputs 4-60 zones (modular)
Probe Type TC J/K
Temp Range -°C
Accuracy ±±0.25% FS

Relay Outputs

Relay Outputs Per zone
Relay Rating SSR Driver 24V DC

Physical

Panel Size - mm
Depth - mm
IP Rating IP65 (front)

Operating Conditions

Operating Temp 0 to 50°C

Wiring Terminals

Terminal Function Type Wire Color
AC Power Power
power
Zone TC Inputs Input
sensor
Zone SSR Outputs Output
relay
Ethernet Communication
comm
USB Port Communication
comm

Important: Always disconnect power before wiring. Verify terminal numbers with the actual controller label before connecting.

Parameter Settings

Code Parameter Range Default Description
SP1-60 Zone Setpoints Input range 0 °C
Pb Proportional Band 0.1~100 3.0 %
Int Integral Time 0~999 60 sec
dEr Derivative Time 0~999 15 sec
SPP Soft-start Power 0~100 50 %

Error Codes

Z1-60 Err