DRUCK
TEMPERATUR
&
Leitenberger GmbH •
Bahnhofstr. 33 • D-72138 Kirchentellinsfurt •
Tel. +49 (0) 7121-90920-0 • Fax +49 (0) 7121-90920-99 •
• www.druck-temperatur.de
GERMANY
DT
www.
-Cal.net
LR
MANUAL
LPC 300 Druckkalibrator
300 Pressure Calibrator
LPC
73
4.3.2 Electrical connecons for a 2-wire test item (current 4...20 mA)
CAUTION!
Before connecng a test item, the instrucons in
chapter 4.3 „Electrical connecons to the
-
LR
Cal
LPC 300
" should be read and then
followed.
Without its own power supply.
With its own power supply available.
24V-Out must be acvated via menu.
24V-Out must be deacvated via menu.
(see chapter 7.3 „Operang modes“)
(see chapter 7.3 „Operang modes“)
4.3.3 Electrical connecons for a 3-wire test item (current 0...20 mA)
CAUTION!
Before connecng a test item, the instrucons in
chapter 4.3 „Electrical connecons to the
-
LR
Cal
LPC 300
" should be read and then
followed.
mA
V
24V Out
+
+
+
–
–
–
Druckmessumformer /
2-Leiter /
Ausgang /
4...20 mA
Versorgt durch /
LPC 300
transmitter
2-wire
Output
Powered by
mA
V
24V Out
+
+
+
–
–
–
Druckmessumformer /
2-Leiter /
Ausgang /
4...20 mA
Extern versorgt /
transmitter
2-wire
Output
Powered by external source
UB+/Sig+
UB+/Sig+
0V/Sig-
0V/Sig-
Externe
Spannungs-
versorgung
External
Power Supply
—
+
mA
V
24V Out
+
+
+
–
–
–
mA
V
24V Out
+
+
+
–
–
–
Druckmessumformer /
3-Leiter /
Ausgang /
0...20 mA
Extern versorgut /
transmitter
3-wire
Output
Powered by external source
Druckmessumformer /
3-Leiter /
Ausgang /
0...20 mA
Versorgt durch /
LPC 300
transmitter
3-wire
Output
Powered by
UB+
0V/Sig-
Sig+
0V/Sig-
Sig+
—
+
UB+
Externe
Spannungs-
versorgung
External
Power Supply