CM44P datasheet(19/60 Pages) EH

19 / 60 page

Liquiline CM44P

Endress+Hauser

Digital inputs, passive

Electrical specification

• drawing power (passive)

• Galvanically isolated

Span

• High: 11 to 30 V DC

• Low: 0 to 5 V DC

Nominal input current

max. 8 mA

PFM function

Minimum pulse width: 500 µs (1 kHz)

Test voltage

500 V

Cable specification

Max. 2.5 mm2 (14 AWG)

Current input, passive

Span

> 0 to 20 mA

Signal characteristic

Linear

Internal resistance

Non-linear

Test voltage

500 V

Output

Output signal

Depending on version:

• 2 x 0/4 to 20 mA, active, galvanically isolated from one another and from the sensor circuits

• 4 x 0/4 to 20 mA, active, galvanically isolated from one another and from the sensor circuits

• 6 x 0/4 to 20 mA, active, galvanically isolated from one another and from the sensor circuits

• 8 x 0/4 to 20 mA, active, galvanically isolated from one another and from the sensor circuits

• Optional HART communication (only via current output 1:1)

HART

Signal encoding

FSK ± 0.5 mA via current signal

Data transmission rate

1200 baud

Galvanic isolation

Yes

Load (communication resistor)

250 Ω

PROFIBUS DP/RS485

Signal encoding

EIA/TIA-485, PROFIBUS DP-compliant acc. to IEC 61158

Data transmission rate

9.6 kBd, 19.2 kBd, 45.45kBd, 93.75 kBd, 187.5 kBd, 500 kBd,

1.5 MBd, 6 MBd, 12 MBd

Galvanic isolation

Yes

Connectors

Spring terminal (max. 1.5 mm), bridged internally (T‐function),

optional M12

Bus termination

Internal slide switch with LED display

CM44P Datasheet(PDF) 19 Page - Endress+Hauser Group Services AG

CM44P Datasheet(HTML) 19 Page - Endress+Hauser Group Services AG

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