GHM Martens TV125L, Operating Manual

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Universal isolating amplifier TV125L
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BA_MA_TV125L_EN_V1.04
Assembly and installation
3.1 Mechanical assembly
The installation of multiple devices without spacing is only permitted with a horizontally mounted DIN rail.
3.2 Electrical Installation
The device may only be installed by a qualified electrician. The national and international regulations for the
installation of electrical systems of the respective operator country apply.
Power supply according to DIN EN 60664-1.
The auxiliary voltage is connected at Connections 11 and 12 of the plug-in terminal strip. Terminals 41 and 42
are intended for current input and Terminals 51 and 52 are intended for voltage input. The active analogue
output takes place at Terminals 31 and 32. There is a DIP switch for configuration of the input measuring range
and a DIP switch for the output range in the front panel.
Electrical Connections
Terminal Assignment
11 Supply v
18…30V DC
12 Supply voltage -
18…30V DC
31 Current
0/4…20 mA
32 Current output -
0/4…20 mA
41 Current Input +
0/4…20 mA
42 Current Input -
0/4…20 mA
51 Voltage Input +
0/2…10 V
52 Voltage Input -
0/2…10 V
Table 2 Electrical Connections
Danger
Figure 6 rail mounting TS35, DIN EN 60715