GESTRA LRR 1-52 Original Installation & Operating Manual

30 LRR 1-52, LRR 1-53, URB 55 - USA - Installation & Operating Manual - 850703-00
24 V DC
4-20 mA
+
S
–
M 0,5 A
+
–
+
–
24 V DC
2716 17 18 19 20 21 22 23 24 25 26 28 29 30
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0 - 1K
Ω
–
+
H L
S
Wiring diagram for the LRR 1-52 conductivity controller
Connecting LRG 16-4 conductivity electrodes
Fig. 16
Relay output for
MIN alarm
or
Actuation of an
intermittent blow-
down valve
MIN
Relay output for
MAX alarm
OPEN
Supply voltage,
fuse provided by customer
M0.5A (medium time-lag)
Data line
for URB 55
= shield
MAX
Actual value/manipulated variable
output (switch-selectable)
CLOSED
Indication of valve position
(potentiometer 0 - 1000W)
Standby input for an external command:
Control OFF / Valve CLOSED / Intermittent blowdown OFF
Actuation of a continuous
blowdown valve
M
LRG 1x-xx
= shield

GESTRA LRR 1-52 Specifications

General

Brand	GESTRA
Model	LRR 1-52
Category	Controller
Language	English