Technical data Liquisys M CLM223/253
112 Endress+Hauser
12.3 Power supply
Supply voltage Depending on order version:
• 100/115/230 V AC +10/-15 %, 48 to 62 Hz
• 24 V AC/DC +20/-15 %
Power supply via fieldbus
HART
Supply voltage Not applicable, active current outputs
Reverse polarity protection Not applicable, active current outputs
PROFIBUS PA
Supply voltage 9 V to 32 V, max. 35 V
Sensitivity to reverse polarity No
FISCO/FNICO compliant according to IEC
60079-27
No
PROFIBUS DP
Supply voltage 9 V to 32 V, max. 35 V
Sensitivity to reverse polarity Not applicable
FISCO/FNICO compliant according to IEC
60079-27
No
Power consumption Max. 7.5 VA
Mains fuse Fine-wire fuse, semi-delay 250 V/3.15 A
Circuit breaker
NOTICE
The device does not have a power switch
‣
The customer must provide a protected circuit breaker in the vicinity of the device.
‣
The circuit breaker must be a switch or power switch, and you must label it as the
circuit breaker for the device.
‣
At the supply point, the power supply for the 24 V versions must be isolated from
dangerous live cables by double or reinforced insulation.
Cable specification Cable length (conductive) Conductivity: max. 100 m (330 ft) (CYK71)
Resistance: max. 15 m (49 ft) (CYK71)
Cable length (inductive) Max. 55 m (180 ft) (CLK5)
CYK71 cable resistance 165 Ω/km (conductivity measurement)
Overvoltage protection According to EN 61000-4-5
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