2
UMG 104
General Information
4
Protected trademarks
4
Meaning of the symbols used
5
Inspection on receipt
6
Scope of supply
7
Available accessories
7
Notes on Use
8
Product Description
10
Intended use
10
UMG104 features
11
Methods of measurement
12
Operating concept
12
GridVis programming software
13
Three-phase 4-wire systems
14
Three-phase 3-wire systems
16
Use 18
Key functions
18
Concealed key (service)
18
Display mode
19
Programming mode
20
Display password
21
Installation 22
Installed position
22
Power supply voltage
23
Current measurement
24
Ammeter 26
Direct measurement
28
Voltage measurement
29
Interfaces 32
RS485 34
RS485 profibus DP V0 slave
36
Digital inputs and outputs
38
Temperature measurement input
42
Putting into Service
43
Applying the power supply voltage
43
Frequency measurement
43
Applying the measuring-circuit voltage 44
Phase sequence
45
Applying the measuring-circuit current
45
Checking the energy measurement
46
Configuration 47
Current transformer ratio
47
Current measurement connection options 48
Voltage transformer ratio
49
Voltage measurement connection options 50
Interfaces 51
RS232 51
RS485 51
Profibus (optional)
52
Recordings 55
Содержание UMG 104
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