Elcon HiD 2000 Series, User Instruction Manual

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2-12
2.7.6 HiD 2033/2034 I/P Driver, Loop Powered
Hazardous Area Signal (Output)
Output 4-20 mA
on a load of 0 to 500
Ω
max
Load effect
≤
0.2 %
of full scale from 0 to 500
Ω
Output ripple
40
µ
A peak to peak
Response time 50 msec 10 to 90% step change
Safe Area Signal (Input)
Input voltage 7-30 V Powered by the loop, reverse polarity protected
Input current 4-20 mA Powered by the loop
Voltage drop-out 7 V
@ 20 mA and 500
Ω
load
Open circuit consumption < 0.8 mA @ 24 V
Power dissipation 0.14 W @ 20 mA (per channel)
Performance at Reference Conditions
Calibration accuracy
<
±
0.1 %
of full scale
Linearity
<
±
0.1 %
of full scale
Temperature drift
<
±
0.01 %/°C
Selector switches None
LED Indicators None