Liquistation CSF48
22 Endress+Hauser
Temperature inputs
Measuring range -30 to 70 ˚C (-20 to 160 ˚F)
Input type Pt1000
Accuracy ±0.5 K
Binary input, passive
Span 12 to 30 V, galvanically isolated
Signal characteristics Minimum pulse width: 100 ms
Analog input, passive/active
Span 0/4 to 20 mA,
galvanically isolated
Accuracy ±0.5 % of measuring range
Output
Output signal 2 binary outputs (standard) + 2 binary outputs (optional):
Open collector, max. 30 V, 200 mA
Depending on version (optional):
• 1 x 0/4 to 20 mA, active, HART communication, galvanically isolated from the sensor circuits and
from one another
• 1 x 0/4 to 20 mA, active, galvanically isolated from the sensor circuits and from one another
• 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 the sensor circuits and from one another
• 6 x 0/4 to 20 mA, active, galvanically isolated from the sensor circuits and from one another
HART
Signal coding FSK ± 0.5 mA above current signal
Data transmission rate 1200 baud
Galvanic isolation Yes
Load (communication resistance) 250
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