Logitech 2000 MKIII Series User Manual page 5

Vs
= Supply voltage, passed through from power connector, or apply 12-30Vdc to power
unit).
0V
= 0V/ground passed through from power connector or connect to 0V if powering unit
from rear terminals.
RST = Reset input. Used to reset the latching alarms on "L" models and to release the
settings lock on all 2000T models. Connect to 0V to activate the reset.
M = Mode change input. Used to toggle between active modes (all modes with a scaling
factor not equal to zero). Connect to 0V momentarily to change to the next
configured mode.
AL1
= Alarm Output 1. The alarm direction and threshold are user set.
AL2
= Alarm Output 2. The alarm direction and threshold are user set.
IPa
= Signal Input A. Input type (standard, high sensitivity or reed switch) & sensitivity user
set, independently of channel B.
IPb
= Signal Input B. Input type (standard, high sensitivity or reed switch) & sensitivity user
set, independently of channel A.
Ao
= Analogue output. The type and range of the analogue output is determined by the
user selected option (setting A OUT).
Do
= Digital output. As standard this will provide a pulse to Vs at a scaled frequency,
determined by the user set division factor (setting D OUT).
NC
= No connection.
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