230187 / 946960310010
2018-02-19·BA00·III·en·00
Technical Data
11
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
EN
Ex n HART universal module, Zone 2
Series 9469/35
Signal transmission
Signal errors for
each channel
Wire breakage
Adjustable parameters of 2.4 mA / 3.6 mA (4 to 20 mA)
Short circuit
Adjustable parameters: 22.8 mA (4 to 20 mA) / 23.5 mA (0 to 20 mA)
Measuring range
Exceeding / shortfall
Binary inputs for
3-conductor PNP
proximity switches and
24 V contacts
Number of channels
4 (channels 4 to 7)
Supply voltage
Corresponds to the ext. supply voltage U
H
(X0)
Min. ON input signal
> 60% supply voltage U
H
Max. OFF input signal < 55% supply voltage U
H
Switching hysteresis
5% supply voltage U
H
Internal resistance
11 kΩ
Signal transmission
Pulse extension
1.2 s (adjustable parameters, applies to all digital inputs)
Signal
3-conductor PNP proximity switches with and without 47 kΩ resistors
connected in parallel for line fault detection
Signal errors for each
channel
Wire breakage
Input signal
(
1.8 V
Short circuit
To the earth
Technical Data
Filter time constant
(adjustable
parameters)
small
medium
large
50 Hz, 60 Hz
Resolution in the
range 4 to 20 mA
14.75 bit
(with HART:
12.75 bit)
14.75 bit
14.75 bit
Maximum delay
from signal /
internal bus
180 ms
255 ms
630 ms
Filter time constant
(adjustable
parameters)
small
medium
large
50 Hz, 60 Hz
Max. switching
frequency
f < 2.7 Hz
f < 1.9 Hz
f < 0.7 Hz
Minimum pulse
duration
180 ms
255 ms
630 ms
