Calculator; Communication Modules - Danfoss SonoMeter 30 Installation & User Manual
Ultrasonic energy meter for heating and cooling applications
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Also See for SonoMeter 30:
- User manual (20 pages) ,
- Installation manual (13 pages) ,
- User manual (4 pages)
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Installation & User Guide
Wiring diagram 2
Connecting the meter to the mains
power supply, 24 V AC/DC.
230 V AC to 24 V AC transformer
must be used for connection to
230 V AC!
Calculator
Terminals Description
5
T1 supply temperature sensor
6
T1 supply temperature sensor
7
T2 return temperature sensor
8
T2 return temperature sensor
50
V2 additional pulse input/output GND
51
V2 additional pulse input/output (Volume output in TEST mode)
52
V1 additional pulse input/output GND
53
V1 additional pulse input/output (Energy output in TEST mode)
Communication modules
Terminals Description
24, 25
M-bus module (bipolar)
60, 61
12-24 V DC power supply voltage for Modbus and LON (bipolar)
90
RS-485 Modbus RTU module (+)
91
RS-485 Modbus RTU module (-)
96
LON module (line A)
97
LON module (line B)
VUIGJ202
SonoMeter 30
© Danfoss | Energy Meters | 2016.09 | 7
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