Emerson OXYMITTER 4000 - Manual (Page 96)

Instruction Manual
IB-106-340 Rev. 3.0
December 2003
7-0 HART/AMS Rosemount Analytical Inc. A Division of Emerson Process Management
Oxymitter 4000
SECTION 7
LOOP CONNECTORS USE INTERFACE
00275 0013 ONLY SERIAL PORT & BATTERY
CHARGER MUST
NOT BE USED IN
HAZARDOUS AREAS
SERIAL PORT
AC L1
AC N
+
+
-
-
4-20
TERMINAL BLOCK
LOOP CONNECTORS
4-20 mA SIGNAL LINE
HART
COMMUNICATOR
RL 250 ≥ Ω
ANALOG OUTPUT DEVICE
LEAD SET
HART COMMUNICATOR
REAR PANEL
23230001
Figure 7-1. Signal Line Connections, ≥≥≥≥ 250 Ohms Load Resistance
LOOP CONNECTORS USE INTERFACE
00275 0013 ONLY SERIAL PORT & BATTERY
CHARGER MUST
NOT BE USED IN
HAZARDOUS AREAS
SERIAL PORT
AC L1
AC N
+
+
-
-
4-20
TERMINAL BLOCK
LOOP CONNECTORS
4-20 mA SIGNAL LINE
HART
COMMUNICATOR
RL < 250 Ω
ANALOG OUTPUT DEVICE
250 OHM
LOAD
RESISTOR
(NOTE)
HART COMMUNICATOR
REAR PANEL
NOTE: THE SIGNAL LOOP MUST BE BROKEN
TO INSERT THE OPTIONAL 250 OHM
LOAD RESISTOR.
23230002
Figure 7-2. Signal Line Connections, < 250 Ohms Load Resistance