Dräger Pulsar 7000 Serie Notice D'utilisation page 63

Inrush current
Warm-up time
Impedance of the 4 to 20 mA signal loop
Impedance of the 4 to 20 mA signal loop
®
when using HART
a) The power supply must conform to the "National Electrical Code (NEC) Class 2" specifications
Standard model
The signal of the 4 to 20 mA interface fluctuates in a range of less than 4 mA during
Receiver:
4 A for 1 ms at 24 VDC,
10 Ω total conductor resistance
8.9 A for 0.2 ms at 24 VDC,
1 Ω total conductor resistance
Transmitter:
1.4 A for 1 ms at 24 VDC,
10 Ω total conductor resistance
7.5 A for 0.15 ms at 24 VDC,
1 Ω total conductor resistance
<12 seconds
warm-up.
max. 500 Ω
230 Ω ... 500 Ω
Technical data
Heavy duty model
en
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