nVent RAYCHEM 00123456, Руководство пользователя

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Ambient temperature
influence
≤
100 ppm/K
Deviation below/above
the measuring range
According to NAMUR recommendation
NE 43 (only current input 4 to 20 mA)
Sampling rate 150 ms
Input filter Digital filter, 2nd order; filter constant
can be set from 0 to 100.0 s
Measuring circuit monitoring
The device behavior in the event of a fault is configurable.
Measuring
probe
Measuring
range
underflow
Measuring
range
overflow
Short-circuit
(probe/line)
Break
(probe/
line)
Polarity
RTD
temperature
probe
++ ++ ++ ++ ---
Resistance/
potentiometer
--- ++ --- ++ ---
Resistance
transmitter
--- ++ (+)
a
(+)
b
---
Thermo+ ++ --- ++ (+)
c
Current
0 to 20 mA
--- ++ --- --- ---
Current
4 to 20 mA
++ ++ ++ ++ ++
Voltage 0 to
10 V
--- ++ --- --- ++
Voltage 2 to
10 V
++ ++ ++ ++ ++
++ = is detected --- = is not detected (+) = is detected in
certain conditions
a
Is not detected in all combinations
b
Break in measuring current path is not detected
c
Dependent on the set characteristic line
5.2 Digital inputs
Input for potential-free
contact
Function
Sampling rate
Contact closed: input is active (RON < 1 kΩ)
Contact open: input is inactive (ROFF > 50 kΩ)
150 ms