KEYENCE DL-RS1A - Manual (Page 4)

2
Before Using the Unit
Checking the Package Contents
Before using the DL-RS1A, check that the following items are all included.
All possible care was taken in packaging before shipment. However, in the event of defective broken,
or missing items, please contact your nearest KEYENCE office.
Part Names and Functions
End unit x 2
OP-26751
RS-232C communication unit
DL-RS1A
Expansion connector cover
Switch protection sticker Instruction manual
10 2# 3 4 5 6
G D
3. Sensor amplifier connector
(for panel mount type)*
10 2
N
3 4 5 6
* A sticker is attached as factory default.
4. Communication
status indicators (green)
5. Alarm indicator (red)
6. Read/write
setting switch
7. Power indicator (green)
8. Communication terminal block
1. Communication setup switch
2. Sensor amplifier connector
(for DIN rail mount type)
Before Using the Unit
(1) Communication setup switches
You can use different ON/OFF combinations to configure the communication settings.
• Make sure you cycle the power to the unit after modifying the
communication settings. The modifications are not applied to the
unit until it is powered down and power has been reapplied.
• Place the switch protection sticker supplied with the unit over the
switches after you modify the settings.
(2) Sensor amplifier connector (for DIN-rail mount type)
Use this connector to connect DL-RS1A to a DIN-rail mount type sensor amplifier.
(3) Sensor amplifier connector (for panel mount type)
Use this connector to connect DL-RS1A to a panel mount type sensor amplifier.
The optional extension cable (OP-35361) must be used for connection.
You cannot connect DL-RS1A simultaneously to a DIN-rail mount type sensor amplifier and
a panel mount type sensor amplifier.
(4) Communication status indicators
These indicators show the communication status of DL-RS1A.
Setting Switch No. Combination
Baud rate
1
* Factory default positions are shown.
Do not use combinations other than those shown above for switches
1, 2, and 3.
2
3
Data bit length 4
* Factory default positions are shown.
Parity
5
* Factory default positions are shown.
6
ON ON ON ON ON
1 2 3 1 2 3 1 2 3 1 2 3 1 2 3
2400bit/s 4800bit/s 9600bit/s * 19200bit/s 38400bit/s
Important
ON
4
ON
4
8 bit* 7 bit
ON
5 6
ON
5 6
ON
5 6
ON
5 6
None* Even Odd None
Important
Switch protection sticker
Point
Indicator Behavior
SD Lights up in green while data is being transmitted.
RD Lights up in green while data is being received.