Technical Data
10
914660330020
2017-11-24·HB00·III·en·00
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Frequency Transmitter
Field Circuit Ex i
Series 9146
Technical Data
Electrical data
Auxiliary power
Nominal
voltage U
N
24 V DC
Voltage range
18 to 31.2 V
Residual ripple
within voltage
range
(
3.6 V
SS
Nominal current
at U
N
1 channel
55 mA
2 channels
75 mA
Power
consumption at U
N
1 channel
1.32 W
2 channels
1.8 W
Polarity reversal
protection
yes
Ex i input
Input signal
according to IEC/EN 60947-5-6 (NAMUR)
Current for
ON / OFF
ON
2.1 mA
OFF
1.2 mA
Hysteresis
0.2 mA
Open-circuit
voltage
8.5 V
Short-circuit
current
(
8.5 mA
Input frequency
0.001 to 20000 Hz
Impulse width /
break
25
m
s
Resolution
< 0.1 % of measurement range
Output
Output signal
(configurable)
0/4 to 20 mA
Functional range
0 to 20.5 mA
Connectable load
resistance
0 to 600
O
Operating mode
counter, frequency by period, gate time
