研华 ADAM-4018+ Modbus 8路热电偶输入模块

16位分辨率

8路差分输入

T/C软件组态，低电压电流输入

隔离电压：3000 Vdc

支持Modbus/RTU控制

支持4~20mA

线路烧坏检测功能

 

ADAM-4018+是一款16位、8通道的模拟量输入模块，可编程输入通道的输入范围。这些模块在工业测量和监控应用方面是一项经济的解决方案。它能够在模拟量输入通道与模块之间提供3000VDC的光隔绝保护，以避免模块和周边设备被输入线上的高压损坏。

 

     ADAM-4018+-BE

     

 

Display    LED Indicators    Power

Power Supply    Power Requirement    10~30 VDC

Analog Input    Channels    8 differential

Current Input    ±20 mA, 4~20mA

Direct Sensor Input    J, K, T, E, R, S, B Thermocouple

Burn-out Detection    Yes (All T/C)

Channel Independent Configuration    Yes

Sampling Rates    10 samples/second

Resolution    16-bit

Input Impedance    Thermocouple: 20 MOhm Current: 120 Ohm

Span Drift    ±25 ppm/°C

Zero Drift    ±6 μV/°C

General    Watchdog Timer    System (1.6 second) & Communication

Connector    2 x plug-in terminal block (#14~22 AWG)

Temperature (Operating)    -10~70 °C (14~158 °F)

Humidity    5~95 %RH

Temperature (Storage)    -25~85 °C (-13~185 °F)

Interface    RS-485

Isolation Protection    3000 VDC

Communication Protocol    ASCII command & Modbus/RTU

Communication Speed    Serial: From 1,200 to 115.2 k

Comm. Distance    Serial: 1.2 km

Data Flow Control    Yes