Switch Settings/Replacing The Battery; Changing The Supply Voltage For Active Sensors - HBM MP85A Series Operating Manual

6

Switch settings/Replacing the battery

Important
You must open the device to set the supply voltage and change the battery.
Changes should therefore be made before installation. Otherwise, you would
have to remove the MP85A process controller from the support rail.
6.1

Changing the supply voltage for active sensors

Use switch S1 to select either an internal 5 V supply or an external 24 V supply
(10 ... 30 V
, nominal 24 V
DC
factory setting is 5 V internal sensor supply voltage.
To set switch S1, proceed as shown in Fig. 6.1.
1
Unscrew the cover
Fig. 6.1 Opening the housing, position of switch S1
MP85A
Switch settings/Replacing the battery
) as the supply voltage for active sensors. The
DC
Switch S1 for active sensor supply voltage
A0293_06_E00_03 HBM: public
2
5V
(int)
24V
(ext)
S1
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