simatic s7-300 - megaelektrik.net

SIMATIC S7-400
Analog modules
Analog input SM 431
■ Technical specifications (continued)
6ES7 431-0HH00-0AB0 6ES7 431-1KF00-0AB0 6ES7 431-1KF10-0AB0 6ES7 431-1KF20-0AB0
Sensor
Sensing element connection
- for current measurement,
as 2-wire measuring transducer
- for current measurement,
as 4-wire measuring transducer
- for resistance measurement,
with 2-wire connection
- for resistance measurement,
with 3-wire connection
- for resistance measurement,
with 4-wire connection
Error/accuracies
Operational limit in the entire
temperature range
- relative to the input range,
voltage
- relative to the input range,
current
- relative to the input range,
resistance
- relative to the input range,
resistance thermometer
Basic error limit
(operational limit at 25 °C)
- relative to the input range,
voltage
- relative to the input range,
current
- relative to the input range,
resistance
- relative to the input range,
resistance thermometer
Insulation
• Insulation tested with
Yes
Yes; with external power Yes
Yes
supply
Yes Yes Yes Yes
Yes Yes Yes
Yes
Yes
Yes Yes Yes
+/- 0.65 %;
+/- 1.25 % +/- 0.5 % +/- 0.9 %
1.0% at 1 to 5 V
+/- 0.65 % +/- 1.25 % +/- 0.5 % +/- 0.9 %
+/- 1.25 % +/- 0.5 % +/- 0.9 %
+/- 0.5 %
+/- 0.25 %; 0.5% at 1 to +/- 0.8 % +/- 0.3 % +/- 0.75 %
5 V
+/- 0.25 % +/- 0.8 % +/- 0.3 % +/- 0.75 %
1500 V AC between bus
and analog section
+/- 0.8 % +/- 0.3 % +/- 0.75 %
1500 V AC between bus
and analog section
+/- 0.3 %
1500 V AC between bus
and analog section
1500 V AC between bus
and analog section
Potentials/ electrical isolation
Analog output functions
- Electrical isolation,
No Yes; internal/external Yes; internal/external Yes; internal/external
analog inputs
- between the channels No No No No
Permissible potential difference
• between the inputs (UCM) 8 V AC 30 V AC 120 V AC 8 V AC
Dimensions and weight
• Weight, approx. 500 g 480 g 500 g 500 g
• Width 25 mm 25 mm 25 mm 25 mm
• Height 290 mm 290 mm 290 mm 290 mm
•Depth 210 mm 210 mm 210 mm 210 mm
• Required slots 1 1 1 1
5
Siemens ST 70 · 2005
5/39