Dräger Polytron 7000 Instructions For Use Manual page 73

The » dynamic « signal type is an AC signal with the following characteristic:
[mA]
5
3
– Maintenance level
— This function is used to set the current on the analogue interface for the
maintenance signal »
Select the menu items » Settings «, » Communication «, » Analogue

interface « and » Warning level « in this order, pressing the »
each selection.
Use the » « and »

press the » « key to confirm the setting.
OK
Press the » « key to confirm the complete current value.

OK
– Offset current
— Provides for the adjustment of the zero point signal (4 mA signal).
Select » Settings «, » Communication «, » Analogue interface « and

» Offset current « in this order, pressing the »
Use the » « key for marking the input value for the current value and se-

M
lect it with the » « key.
OK
Use the » « or »

put.
By pressing the »

OK
sired current correction value with the »
input of +/- 0,500 mA of the factory-preset 4 mA current value is possible.
Press the »« key to confirm the completely adjusted current value.

OK
0,7
1,1
«.
« keys to set each position of the current value and
M
« keys for selecting the desired sign (+/-) for the in-
M
« key, select the desired input field and enter the de-
« or »
t
[s]
« key after
OK
« key after each selection.
OK
« keys. A maximum
M
The menu » Settings «
73