Power Requirements - Emerson Micro Motion GDM Installation Manual

Planning
1.4

Power requirements

Following are the DC power requirements to operate the meter:
•
•
•
Power cable recommendations
Figure 1-2:
4
24 VDC, 0.45 W maximum
Minimum 22.8 VDC with 1000 m (3280 ft) of 0.20 mm
cable
At startup, power source must provide a minimum of 0.5 A of short-term current at
a minimum of 19.6 V at the power-input terminals.
Minimum wire gauge (AWG per feet)
26
25
24
23
22
21
20
19
18
17
16
15
14
300 600 900
Minimum Wire Gauge
1200 1500 1800 2100
Distance of Installation (ft)
2
(18 AWG) power-supply
22.8V
24V
2400 2700 3000
Micro Motion ® Gas Density Meters