Quad RTD controller, 4 x RTD Pt100 (385/392/Cn10, 3 Wire) Advanced quad channel RTD controller. Ideal for numerous industrial RTD applications. Features channel averaging across 2, 3 or 4 input channels.

This advanced quad channel RTD controller is ideal for numerous industrial temperature applications. One of the key features of this instrument is its ability to average the inputs across 2, 3 or 4 temperature channels, and use this averaged value for a display source or for setpoint activation.

  • 4 x RTD Pt100O (385/392/Cn10)
  • Channel averaging across 2, 3 or 4 input channels
  • Signal averaging for individual channels
  • Customisable display
  • Choice of °C or °F
  • Optional data logging available


Display 1 x 6 digit (13mm)
Display 14 segment alphanumeric LED display
Display 5 buttons
Display 6 setpoint indicator LEDs
Panel mount case 48H x 96W x 120D (mm)
Panel mount case Panel cutout: 45.5 x 92.5mm
Power supply HV: 85-265Vac/95-370Vdc
Power supply LV: 15-48Vac/10-72Vdc
Sensor input 4 x RTD Pt100O (385/392/Cn10)


Input noise 160nVp-p typical (at 1Hz output rate)
Noise rejection 50/60Hz
Non-linearity 1°C max
Processing rate 5Hz
Resolution 0.1°C
Security Setup and setpoint functions are independently configurable, and accessible through the F2 key
Span drift ±30ppm/°C full scale max
Temperature drift 160µA
Temperature units °C or °F


Analogue output 1 x isolated 16-bit 4-20mA or 0-10V output (Window programmable over any range within the full scale range of the controller)
Relay outputs 2 or 4 x programmable 5A form A relays (3A 240Vac max or 3A 30Vdc max). Includes hysteresis, delay on make and enabling of LED annunciators for alarms and relay status indication.
Serial port Isolated RS-232 or RS-485 serial output (Modes: Define ASCII, Modbus/RTU slave, Ranger A. Data rates: 300-38400 baud. Parity: Odd/even/none)

This product is available in the following options.

  • HV - 85-265Vac / 95-370Vdc
  • LV - 15-48Vac / 10-72Vdc
  • 2 - 2 x relay outputs
  • 4 - 4 x relay outputs
  • A - 1 x mA/V analogue output
  • S2R - 1 x RS-232 serial port (RJ11 terminal)
  • S4S - 1 x RS-485 serial port (screw terminal)

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