Liquiline CM44P
Technical data
Hauser
187
16.2 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 mm
2
(14 AWG)
16.3 Current input, passive
Span
> 0 to 20 mA
Signal characteristic
Linear
Internal resistance
Non-linear
Test voltage
500 V
16.4 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
