Control Systems

The PCE-N20I voltage indicator is used for processing 4...20 mA and 0...20 mA signals. Many measuring transducers and sensors use this type of output, which makes the PCE-N20I suitable in a wide application area. The measurement results are shown on the large 5-digit LED-display of the PCE-N20I.

- Input (selectable): 0...20 mA, 4...20 mA, ± 20 mA
- Accuracy: ± (0.2 % FS + 1 dgt.)
- Two open collector outputs
- 24 V power supply sytem for sensors and transducers

PCE-N20U is a voltage indicator used for signal processing. Designed for quick and easy system integration, the digital panel meter features a large 5-digit LED display with tricolor coding dependent on the measured values. The PCE-N20U also can output signals via two open collector outputs when a threshold value is exceeded.

- Input (selectable): 0...10 V / 0...60 mV / ±10 V
- Accuracy: ± (0.2 % FS + 1 digit)
- 24 V power supply system for sensors and transducers

The 2-point process controller / temperature controller PCE-RE22 is a compact PID controller for a wide range of tasks. As an input signal, this 2-point temperature controller PCE-RE22 processes resistance sensors and thermocouples. Different operating modes can be selected for optimum control of the control variable. Starting with a simple on / off control with adjustable hysteresis up to the PID control, the 2-point temperature controller offers a wide range of possibilities.

- Signal input: temperature signals (PT100, PT1000, J, T, K, S, R, B, E, N, L) 
- Possible control characteristics: P, PD, PI, PID, On / Off control
- Front is protected to IP 65
- 4 LEDs for status display

The PCE-P20Z transmitter is used to convert a measured current into a standard signal. This makes it possible to determine the most diverse currents with the transmitter.

- Input: Alternating current
- Various supply voltages
- For direct or indirect current measurement
- Current transformer can be connected
- With voltage output or current output

Note: This item must be configured before ordering!

The simple pressure sensor PCE-PS 420 can be used everywhere where simple pressure is to be measured. The measured pressure is provided as a 4 ... 20 mA analog value on the pressure sensor.

- Max. 400 Bar (selectable)
- 4 ... 20 mA output
- Media: non-corrosive gases and liquids
- Pressure: relative
- Diaphragm: Ceramics
- Accuracy class: 1

The humidity sensor PCE-P18L was developed and constructed for the permanent monitoring of temperature or humidity. The compact dimensions of the humidity sensor are the characteristics of this instrument. The measurement of the temperature and humidity is via a semiconductor component.

- Humidity measuring range: 0 ... 100% RH
- Temperature measuring range: -20 ... 60 °C
- Output: 4 ... 20 mA
- Special Feature: Manual switchable analog value output

- Input channels: 8
- Inputs: binary input
- Interface: RS485 Modbus (ASCII RTU)
- Power supply: 85 ... 253 V / 20 ... 50 V AC/DC (selectable)

The PCE-P18 humidity sensor is used in HVAC technology to monitor humidity and temperature. The measured values ​​are output by the humidity sensor PCE-P18 via the RS485 interface. In this compact humidity sensor, air humidity and temperature are precisely determined using a semiconductor component.

- Measuring range humidity: 0 ... 100% RH
- Measuring range temperature: - 20 ... 60 ° C
- Interface: RS 485 Modbus

The PCE-P20Z measuring transducer measures voltages up to 600 V AC and converts this into a standard signal. Depending on the design, the PCE-P20U-I transducer can measure voltages up to 250 V AC, 400 V AC or 600 V AC and outputs a 4 ... 20 mA standard signal. Depending on the model, the supply voltage of the transducers is either 85 ... 253 V AC / DC or 20 ... 40 V AC / DC.

- RMS Measurement of voltages up to 600 V AC
- Input: AC voltage
- Output: 4 ... 20 mA or 0 ... 10 V Standard signal
- Various supply voltages

Note: This item must be configured before ordering!

The PCE-SM3 DIN rail measuring instrument is suitable for making binary signals or pulse signals bus-capable. It is thus possible, for example, to convert signals from flow sensors, rotary encoders, etc. to RS485 Modbus.

- Input channels: 2
- Inputs: pulse input / binary input
- Interface: RS485 Modbus (ASCII RTU)
- Power supply: 85 ... 253 V / 20 ... 50 V AC/DC (selectable)

The PCE-RE62 is a process controller / universal controller for various sensor signals and control modes. The universal controller can process RTD temperature sensors, thermocouple and DC standard signals on the input side. On the output side, a relay is always available on the PCE-RE62 universal controller. Optionally additional relays, a 0/5 V output to the SSR control or an analogue output can be selected. Furthermore, a sensor supply of 24 V / 40 mA can be installed in the controller on the output side.

- Self-optimizing PID control
- Universal input
- DIN rail mounting
- Relay, 0/5 V or analog output selectable

The PCE-P18 temperature sensor is used in HVAC technology to monitor humidity and temperature. The measured values ​​are output by the temperature sensor PCE-P18 as a standard signal 4 ... 20 mA. Air humidity and temperature are precisely determined in this compact temperature sensor using a semiconductor component.

- Measuring range humidity: 0 ... 100% RH
- Measuring range temperature: - 20 ... 60 ° C
- Interface: RS 485 Modbus 
- Analog output: 0 ... 10 V