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Installation & User Guide
Communication modules
Terminal
Marking
76
77
Iout1
78
Iout2
79
80
Puls1
81
Puls2
24, (73)
BUS
25, (74)
BUS
75
BUS
Power supply
Terminal
Marking
26
27
0
28
L
3.
Commissioning
3.1.
Bleeding
1. Bleed the system until the flow rate display is steady.
2. Make sure no error codes are displayed.
3. Check the display for a plausible indication of flow rate and temperatures.
8 | © Danfoss | Energy Meters | 2017.03
Infocal 9
Description
Current output ground (-)
1-st current output (+)
2-st current output (+)
Pulse output ground (-)
1-st pulse output (+)
2-st pulse output (+)
M-Bus interface L1 signal (M-Bus , CL – -CL or RS232 – Rx (input))
M-Bus interface L2 signal (M-Bus , CL – +CL or RS232 – Tx (output))
Ground for RS-232 interface "GND"
Description
Main ground
Neutral
Mains power supply (230V AC)
VUIGN102
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