Rice Lake 234HE User Manual
234HE
Hostile Environment Remote Display
Installation and
Operation Manual
16945
9
Contents
1. Specifications ....................................................................................................1
2. Serial Communication Connections ...................................................................2
3. Configuration of Dip Switches ...........................................................................4
4. Troubleshooting Guide.......................................................................................5
5. Remote Display/Indicator Programs ..................................................................6
6. Replacement Parts.............................................................................................7
7. 234HE Limited Warranty ....................................................................................8
1. Specifications
DISPLAY:
6 1.5" active, high visibility fluorescent yellow digits
ENCLOSURE:
NEMA 4X Fiberglass Reinforced Polyester
INPUT INTERFACE:
20 mA current loop (active/passive), RS-232C,
standard ASCII serial characters
BAUD RATE:
Dip switch selectable 1200 and 2400
CHARACTER FORMAT:
Dip switch selectable character format,
7 or 8 data bits, odd or even parity, 1 or 2 stop bits
UPDATE:
Continuous update
POWER CONSUMPTION:
24 watts, typical
SHIPPING WEIGHT:
Approx. 13 lbs
Dimensions
A= 9.38"
B=11.38"
C= 6.63"
D= 6.00"
E=10.81"
10/96
1
2. Serial Communications Connections
GROUND
SIGNAL IN
GROUND
TX
DATA
RX
DATA
+XMIT
CL RETURN
-XMIT
CL DATA
+RECEIVE
CL DATA
-RECEIVE
CL RETURN
V+
0
N
∆
1 2 3 4 5 6 7 8
J1
Communications Connections: RS-232C
GROUND
TX
DATA
RX
DATA
+XMIT
CL RETURN
-XMIT
CL DATA
20 mA +
+RECEIVE
CL DATA
20 mA -
-RECEIVE
CL RETURN
0
N
∆
1 2 3 4 5 6 7 8
V+
J1
Communications Connections: 20 mA Current Loop Passive
2
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