S+S Regeltechnik HYGRASREG LS Notice D'instruction page 7

G
Mounting and Installation
Applying AC supply voltage at devices
with bridge rectifier circuit :
A bridge rectifier circuit is used for rectifying AC supply voltage.
Applying DC supply voltage at devices
with bridge rectifier circuit :
This device variant can be supplied with 15 ... 36 V DC.
Because of using bridge rectifying, polarity of supply voltage
is not relevant.
G
Switching status selectable via DIP switches
Self-locking
(selectable)
Self-locking ON
Self-locking OF
Relay status
(selectable)
Normally open contact OPEN
Normally open contact CLOSED
Connecting scheme
1
2
Self-locking:
DIP 1
By means of DIP 1 self-locking at the occurrence of moisture
can be activated. A RESET can be done by pressing a pushbutton or
ON
by voltage OFF ⁄ ON.
OFF
Relay status:
DIP 2
By means of DIP 2 the relay status for setting off alarm
ON can be inverted so that the relay either drops when ELECTRODES
are conductive or when conduction is interrupted.
OFF
Field device with bridge rectifying
Switching
12
11
13