Functional description
Page 32 of 72
MSM-USM2G-BA-UK-004
3.14 Technical data
Supply voltage U
Sup
Key
Rated voltage
Voltage range
1
24 V AC/DC
19…37 V DC or 14…26 V AC
2
48 V AC/DC or 60 V DC
37…73 V DC or 26…51 V AC
5
110 V AC/DC or 220 V AC/DC
85
…370 V DC or 85…264 V AC
Table 3.3: Supply voltage keys - USM
Signal voltage U
Sig
Key
Rated voltage
[V AC/DC]
Threshold for alarm
Maximum
permitted
voltage
[V AC/DC]
Input current per
input @ rated
voltage
[mA]
Inactive
[V AC/DC]
Active
[V AC/DC]
1
24
11
15
50
2,3
3
48
17
25
75
2,1
60
17
25
75
2,7
E
60
42
54
75
1,6
4
110
35
50
150
1,6
H
125
35
50
150
1,8
5
220
100
140
260
1,2
W
50 - 250
25
45
250
1,6
Table 3.4: Signal voltage keys - USM
If not specified otherwise, the given information for alternating voltage are effective values and refer to
a sinusoidal alternating voltage with a frequency of 50/60 Hz.
Analog inputs
Resolution
12 Bit
Measuring tolerance of the measuring range end value
T
amb
= -
20…60 °C: <= +/-0,5 %
Voltage input
Measuring range (U
DIFF
)
-
10…+10 V (SELV, PELV)
Overvoltage resistance
+/- 26 V
Input resistance (U
DIFF
)
>= 200 kΩ
Measured value resolution
<= 5 mV
Common mode voltage (U
COM
)
-10...+10V
Current input
Measuring range (I
DIFF
)
0...20mA (SELV, PELV)
Overvoltage resistance
+/- 10 V
Input load
<= 100 Ω
Measured value resolution
<= 5 µA
Common mode voltage (U
COM
)
-0.2...+0.2 V
Relay contacts
Load capacity
24 ... 250 V AC 2 A; 110 V DC 0.5 A;
220 V DC 0.3 A
The voltage U
Sig
is valid for signal inputs and function inputs.
