Delta Controls DPT-2000 - Manual (Page 28)

26 IOM-DPT-A: FEB 2014
+T
E
ST
-TEST
Rys. 2b
- +
SIGNAL 240 
Ro
mA
4÷20 mA
+
_
F1
. 3 2 VWX
MNO
DEF
YZ#
5 6
PQR * +/
9
GHI
8 0
@%&
1 STU
4
JKL
ABC
7
RE PV F4 PF
F2 F3 F4
BELL
202
RS 232
Comm
unicator
Current loop
JUMPER
APT2000
Configurator
Pow
er
su
pply
Fig.2b. The link of transmitter and communicator or modem to transmitter terminals in
case of the resistance in current loop is higher than 250Ω.
+T
EST
-TE
S
T
Rys. 2c
- +
SIGNAL 240 
4÷20 mA
+
_
F1
. 3 2
VWX
MNO
DEF
YZ#
5 6
PQR * +/
9
GHI
8 0
@%&
1
STU
4
JKL
ABC
7
RE PV F4 PF
F2 F3 F4
BELL
202
RS 232
Communi
cator
Current loop
Ro
mA
JUMPER
APT2000
Configurator
Power su
pply
Fig.2c. The link of transmitter and communicator or modem to transmitter terminals in
case of the resistance in current loop is smaller than 250Ω.
To measure the transmitter current without
disconnecting the measuring loop, connect
a milliammeter to control terminals
and .
DPT2000
Configurator
D-SOFT
D-SOFT