Analog Load Cell Interface Connection - Siemens SIMATIC ET 200SP Operating Instructions Manual

Technical data

10.2 Analog load cell interface connection

10.2 Analog load cell interface connection
Article number
Analog load cell interface connection
Error limit according to DIN 1319-1 at 20 °C +/-10 K
Relative accuracy (absolute accuracy can only be achieved
with local calibration with calibration standards)
Measuring accuracy in ac‐
cordance with OIML
R76-1:2006/EN45501:2015
(not certified)
Accuracy delivery state
Accuracy for module exchange or theoretical calibration de‐
cisive
Sampling rate
Input signal resolution
Measuring ranges
Common mode voltage range
DMS supply (constant voltage)
Short-circuit and overload protection
Connection
Sensor voltage monitoring
Min. DMS input resistance
per channel
Max. DMS resistance
Temperature coefficient range
Temperature coefficient zero point
Linearity error
Measured value filtering
Electrical isolation
50 Hz / 60 Hz noise suppression CMRR
Input resistance
Cable length
When using SIWAREX cable 7MH4702-8AG
150
Class
Resolution (d=e)
Error percentage pi
Step voltage
without Ex-i interface SIWAR‐
EX IS
with Ex-i interface SIWAREX
IS
Signal cable
Sensor cable
7MH4138-6BA00-0CU0
≤ 0.002% v.E.
III
3 x 6000 d
0.4
0.5 µV/e
typ. 0.1% v.E.
1.024 ms
±20,000,000
0 ... ±1 mV/V
0 ... ±2 mV/V
0 ... ±4 mV/V
+2.8 ... 7.7 V
10 V DC (+ 1% / - 3%)
at the EXC terminals
Yes
6-wire or 4-wire (parameterizable)
typ. ≤ 5.0 V
56 Ω
Low impedance by means of external supply possible
87 Ω @ Type 7MH4710-5BA
180 Ω @ Type 7MH4710-5CA
4,100 Ω
≤ ±5 ppm/K
≤ ±0.015 μV/K
≤ 0.001 %
Low-pass and average value filter
parameterizable (DR3)
500 V AC
> 80 dB
typ. 8*10 Ω
6
typ. 300*10 Ω
6
max. 500 m
Technology module TM SIWAREX WP351 HF
Operating Instructions, 01/2020, A5E47521010-AA