IMO iDrive Instruction Manual page 29

Chapter 3 Environment description and installation
SW1 and SW2 function description
SW1 Type of external signal Remarks
NPN input (SINK)
PNP input (SOURCE)
Factory default
SW2 Type of external signal Remarks
V
0~10Vdc analogue signal
I
Effective when
A01=2 (external analogue
input signal from control
V
terminals TM2)
4~20mA analogue signal
I
3-19