Current Input ±20mA, 4~20mA, 0~20mA
Input Impedance Current: 120 Ω
Sampling Rates 2.5 Samples/Second per Channel
Communication Protocol: Modbus RTU
Introduction
W-M1B109 / W-M1B110, 8 and 16 channels current analog input modules offering the flexibility and variety for the different kinds of industrial automation applications. It’s capable of connecting to sensors and equipment used on site and make users a good experience due to the friendly configuration.
Specification
Analog Input
Channel16 Channels
Input TypeCurrent
Current Range±20 mA, 4-20 mA, 0-20 mA
Burn-out Detection 4-20 mA
Sampling Rates2.5 Samples / Second per channel
Resolution16-bit
Accuracy
± 0.1% FSR
Input ImpedanceCurrent: 120 Ω
Span Drift± 25 ppm/ºC
Zero Drift± 6 μV/ºC
Input Voltage Protection± 36V
Channel Independent ConfigurationYes
General
Interface
RS-485
Communication ProtocolModbus RTU
Communication SpeedFrom 1200-115.2k bps
Communication Distance1.2 km at 9.6 kbps
Power Consumption2.8W @ 24 VDC
Power Requirement10 – 60 VDC
Intra-Module Isolation, Field-to-Logic2500 VDC
Watchdog TimerSystem (1.6 Second Fixed)
LED Indicators PWR, Comm, Prog, Status
Environmental
Temperature-25 to +70 ºC (Operating); -30 to +75 ºC (Storage)
HumidityOperating Relative Humidity: 10% to 90% (non-condensing)
Dimension
Weight65g (Average)
Dimension472mm x 121mm x 120mm