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OMR-6520 2-7
SW2 Setting
ON
OFF
1
2
SW2 Default Setting
Start Bits : 1
Data Bits : 8
Stop Bits : 1
Parity : None
1 2 Start Bit Data Bits Stop Bit Parity Packet Data Bits
1 7 1 0 OFF OFF
1 6 1 1
9
1 8 1 0 OFF ON
1 7 1 1
10
1 9 1 0 ON OFF
1 8 1 1
11
1 10 1 0 ON ON
1 9 1 1
12
2.3. Installation
Software Utility
Software is not necessary for this module.
Equipments for Installation
A host computer with RS-232 port
RS-232 cable (DB-9 female)
DC Power supply (+10V~+30V) (NDP-243u is recommended)
Wires (shielded and grounded is recommended)
Installation Procedure
1. Make sure the host computer is power off.
2. Use RS-232 cable to connect OMR-6520 with host computer.
3. Wire the power supply to OMR. Note that the power supply should meet the specification.
4. Wire other OMRs.
Application Wiring
The Figure 2-1 shows the application wiring of OMR-6520.
Host
Computer
DATA +
DATA -
+Vs GND
+ DATA
- DATA
+Vs GND
Local Power Supply
+10 V to +30 V
+Vs GND
OMR moduleOMR-6520
RS-232/RS-485
Converter
RS-232