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