Circutor STM-H10, Instruction Manual

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STM-S12, STM-S24, STM-H6, STM-H10, STM-H20
Instruction Manual
7.- TECHNICAL FEATURES
Power supply
Rated voltage
24 V ± 10%
Consumption
STM-S12, STM-S24 3.6 W
STM-H6 2.3 W
STM-H10
2.1 W
STM-H20 3.3 W
Installation category CAT II 150 V
Voltage measurement circuit
Voltage measurement margin
- 25... - 1500 V
Input impedance 2400 kΩ
Min� voltage measurement (Vstart) - 25 V
Max� consumption of the voltage input
0.625 mA
Installation category CAT II 1500 V
Current measurement circuit (STM-S12 and STM-S24 Models)
Channels
STM-S12 STM-S24
12 24
Current measurement margin 0.1 ... 45 A 0.1 ... 30 A
Min� current measurement (Istart) 0.1 A
Input impedance
0.5 mΩ
Max� consumption of the current input 1.0125 W per channel
Installation category CAT II 1500 V
Current measurement circuit (STM-H6, STM-H10 and STM-H20 Models)
Channels
STM-H6 STM-H10 STM-H20
6 10 20
Current measurement margin 0.1 ... 100 A 0.1 ... 50 A 0.1 ... 50 A
Min� current measurement (Istart)
0.1 A
Installation category CAT II 1500 V
Accuracy
Voltage measurement
± 1% of full scale
Current measurement
STM-S12, STM-S24
± 1% of full scale
STM-H6, STM-H10,
STM-H20
± 2% of full scale
Digital inputs
Quantity 3
Type Potential free contact
Insulation
Optoisolated
Maximum short-circuit current 32 mA
Maximum open circuit voltage 24 V
Pt100 input
Range
- 30... 100 ºC
Resolution ± 0.1 mA
Accuracy ± 3ºC