Technical Information
Pump Electronic Controller
5
MS40+ Single Stage Rotary Vane Pumps User Manual /
87-901-008-01 (
E)
73/90
Input/Output Communications
P1 – I/O
Tab. 5
PIN N.
SIGNAL NAME
IN / OUT
1
Interlock. Status (N.O. relay contact)
out
2
Speed setting (0-10V)
in
3
Oil level (relay contact)
out
4
Start (-)
in
5
Ground
out
6
Interlock. Status (N.O. relay contact)
out
7
Oil level (relay contact)
out
8
Start (+)
in
9
24V
out
Interlock: N.O. Relay contact – It is closed as soon as the
rotational frequency exceed the threshold defined with window
no.102 (plus histerisys defined by window 105). Factory set
40 Hz.
Speed setting: Electric motor speed setting – linear setting
between 1V=15 Hz and 9 V= Win.120 setting:
High speed (60 Hz): Vin>9 V
Low speed (40 Hz): Vin<1 V
