8. Electrical data
Supply voltage:
1 x 100-240 VAC ± 10 %, 50/60 Hz, PE (Class 1
equipment).
Back-up fuse:
Maximum 10 A. Both standard fuses as well as quick-
and slow-blow fuses are suitable.
Short-circuit protection:
Use fuses that comply with IEC 60127.
USA and Canada (branch circuit protection): Use a
UL/CSA listed non-time delay (high capacity) fuse
that complies with the UL248 series or an inverse
time circuit breaker that complies with UL489.
Fuse types RK1, RKS, J and CC are acceptable.
Power consumption:
Maximum 9 W.
8.1 Digital inputs
Open circuit voltage: 24 VDC
Closed circuit current: 5 mA, DC
Frequency range: 0-4 Hz
8.2 Analog inputs
Input current and voltage:
0-20 mA
4-20 mA
0-10 V
Tolerance:
± 3.3 % of full
scale
Repetitive accuracy:
± 1 % of full
scale
Input resistance, current: < 250 Ω
Input resistance, voltage:
> 50 kΩ ± 10
%
Supply to sensor:
24 V, maximum
50 mA, short-
circuit protec-
ted
8.3 Inputs for PTC sensor/thermal switch
Open circuit voltage:
12 VDC ± 15
%
Closed circuit current: 2.6 mA, DC
8.4 Digital outputs (relay outputs)
Normally open contacts: C, NO
Maximum contact load: 240 VAC, 2 A
Minimum contact load: 5 VDC, 10 mA
8.5 Analog outputs
All outputs are short-circuit protected.
Output signal: 0-10 V +2/-0 %
Repetitive accuracy:
± 5 % of full
scale
Maximum output current: 2 mA
11
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