Siemens SIWAREX WT241 - Technical specifications; Technical Specifications

SIWAREX WT241
Manual, 05/2015, A5E36046748A 171
12 Technical specifications
12
12.1 Technical specifications
Power supply
Table 12- 1 Technical specifications: power supply
Rated voltage
AC 100…240V
Static low / high limits
AC 88 V / 264 V
Mains frequency nominal
50 … 60 Hz
Mains frequency range
47 … 63 Hz
Input current at 100V / 50 Hz
0,12 A
Input current at 240 V / 50 Hz
0,1 A
Analog load cell interface connection
Table 12- 2 Technical specifications: Analog load cell interface connection
Error limit to DIN1319-1 at 20 °C +10 K
≤ 0.05% v.E.
1)
Accuracy according to OIML R76
 Class
III and IV
 Resolution
(d=e)
3000d
 Error percent-
age pi
0.4
 Step voltage
0.5 µV/e
Accuracy delivery state
2)
typ. 0.1% v.E.
Sampling rate
100 Hz
Input signal resolution
± 4 000 000
Measuring range
± 4 mV/V
Maximum cable length between junction box and WP241
1 000 m (3 280 ft)
Common mode voltage range
0 V to 5 V
DMS supply
3)
4.85 V DC ±2 %
Short-circuit and overload protection
yes
Connection
6-wire
Sensor voltage monitoring
≤ 0.3 V
Min. DMS input resistance
 without Ex-i
interface
SIWAREX IS
40 Ω