Description PI-442
Display Height & Colour 0.56” White
No. of Digits 4 Digits Single Row
LED Indication AL1 & AL2
Input Specification
Measurement Analog Input T/C: J, K, R, S, N, T, B
RTD: Pt-100
0-1 VDC, 0-3.3 VDC, 0-5 VDC, 0-10VDC, 0-20 mA, 4-20 mA
Resolution T/C : 1 °C
Pt-100 : 1 / 0.1 °C
Analog : 1/ 0.1/ 0.01/ 0.001
Sampling Rate 250msec
Accuracy 0.3% FS
Excitation Voltage 5V, 10V, 12V, 24V (Jumper Selectable)
Serial Communication
Port RS-485, Half Duplex
Protocol Modbus RTU
Baud Rate 9600, 19200, 31250, 38400, 76800
Parity None, Odd, Even
Data Bits 8
Stop Bits One(1), Two(2)
DC Linear Retransmission
Current 0-20mA, 4-20mA(500 ohms Max)
Voltage 0-10Volt (1 Kohms Max)
Output Specification
Output Relay 5A @ 250V AC/ 30V DC
SSR Drive 12 VDC @ 30mA
Functional Specification
Alarm Low / High / Band
General Specification
Supply Voltage 90 – 270 VAC/ DC
(24 VDC Available on Request)
Temperature And Humidity Operating: 0-50°C
Storage: -20° to 75°C
95% RH (Non-condensing)
Dimensions in mm (H x W x D) 48 x 48 x 85