MTL5576 Модуль MTL Instruments

Manufacturer : MTL Instruments

Product No : MTL5576-RTD

Product type : 2ch Temperature converter, RTD

Number of channels : Two

Signal source
2-/3-wire RTDs to BS 60751
Pt 100, Pt 500, Pt 1000
Cu-50 & Cu-53
Ni 100/500/1000 DIN 43760

Location of signal source
Zone 0, IIC, T4–6 hazardous area
Division 1, Group A, hazardous location

Input signal range : 0 to 400 (0 to 4000 Pt & Ni sensors)

Input signal span : 10 to 400 (10 to 1000 Pt & Ni sensors)

RTD excitation current
200µA nominal

Common mode rejection
120dB for 240V at 50Hz or 60Hz

Series mode rejection
40dB for 50Hz or 60Hz

Calibration accuracy (at 20°C)
(includes hysteresis, non-linearity and repeatability)
Input: ± 80m?
Output: ± 16µA
Temperature drift (typical)
Input: ± 7m/°C
Output: ± 0.6µA/°C
Example of calibration accuracy and temperature drift
(RTD input)
Span: 250
Accuracy: ± (0.08/250 + 16/16000) x 100%
= 0.13% of span
Temperature drift: ± (0.007/250 x 16000 + 0.6) µA/°C
= ±1.0µA/°C
Safety drive on sensor failure
Upscale, downscale, or off
Output range
4 to 20mA nominal into 300 max