Nokeval PM10 & PM20 Smart Panel Meters

The Nokeval PM10 & PM20 are modular and multi-channel panel installed meters and controllers for industrial use. Various types of input and output cards can be fitted inside the device.

PM10/PM20 Key Features:

  • Power supply 24 VDC: 21…27 VDC
  • MicroUSB connector for MekuWin configuration with PC
  • Serial RS485, Modbus RTU protocol
  • I/O-lines
  • The colour of the display is adjustable, multi-colour alphanumeric 18-digit display
  • The display colour can be made to change and flash when alarm happens
  • Two (PM10) and Six (PM20) channel reading is visible in the display simultaneously or with the channel number display
  • Versatile mathematical functions for channel or between channels
  • Maximum of 8 (PM10) and 18 (PM20) input channels, P100, thermocouples, 4-20 mA/0-10V, mV
  • Maximum of 8 (PM10) and 18 (PM20) output channels, outputs 4-20 mA, 0-10V
  • The outputs can follow inputs directly or processing, calculation, terms, thoughts, table linearization, totalization, taring or holding can be added between them
  • Maximum of 6 (PM10) and 16 (PM20) alarm relays
  • The ability to lock the cards with the screws very tightly for vibration sensitive conditions


  • Two channel input card
  • Two channel output card
  • Two alarm relay card

 Future cards:

  • One channel pulse input card
  • Wireless radio card
  • Power supply card for 90..240 VAC

Call 01628 778688 for more information.

Input Details

Inputs: mA, mV, Ohm, Pt100, Pt1000, Thermocouples, V
Galvanic Isolation: Input galvanically isolated from power supply and other cards
Input Channels: 1-8 (PM10) and 1-18 (PM20)

Output Details

Output Channels: 1-8 (PM10) and 1-18 (PM20)

Connection Details

Connection Model: MicroUSB
Programming: Mekuwin
Bus Interface: RS-485
Bus Protocol: Modbus RTU, Nokeval SCL
Baud Rates: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 and 230400

Display Details

Display Colour: Red, Green and Orange simultaneously
Number of Digits: 6 (PM10) and 18 in 3 separate rows (PM20)
Display: 12 segment LED
Digit Size: 14.5mm

Power Supply

Supply Voltage: 24VDC- 21…27 VDC

General Information

Weight: 290g (PM10) and 570g (PM20) with the maximum number of cards
Protection Class: IP65 (front panel with a rubber gasket provided)
Dimensions (WHD): 96 x 48x 115mm (PM10) and 96 x 96 x 115 mm (PM20)
Installation: Panel
Minimum Ambient Temperature: -30°C
maximum Ambient Temperature: 70°C
Case Material: Plastic, Black