KEYENCE Visual KV Series - Manual (Page 330)

7.9 Specifications KV-300 Series Only
KV
-300
KV-10/80
Chapter 7 KV-L2 Serial Interface Module
1-306
7
7.9 Specifications
7.9.1 Specifications
General specifications
Communications protocol
RS-232C connector specifications
RS-422A terminal block specifications
Model KV-L2
Power supply 24 VDC (supplied from KV-300 CPU)
Maximum current consumption 150 mA
Ambient temperature 0 to 50°C (32 to 122°F), No freezing
Relative humidity 35 to 85%, No condensation
Noise immunity 1500 Vp-p min., pulse width: 1 µs and 50 ns
(Noise generated by noise simulator)
Vibration 10 to 55 Hz, double amplitude of 1.5 mm max.,
applied in each of X, Y, and Z directions (2 hrs)
Insulation resistance 50 MΩ between power terminal and I/O terminal,
and external terminals and housing
(measured with 500 VDC megohmmeter)
Environmental restrictions No excessive dust or corrosive gas
Weight Approx. 190 g
Interface RS-232C/RS-422A
Duplex Full
Synchronization Start/stop
Baud rate 1200, 2400, 4800, 9600, 19200, 31250, 38400 bits/s
(switch selectable)
Data length 7 or 8 bits
Stop bit length 1 or 2 bits
Parity check Even, odd/None
Maximum transmission distance RS-232C: 15 m RS-422A: 500 m (total length)
D-Sub 25-pin
connector
1
23
45
6
789
1 0
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Pin No. Description Signal abbreviation
2 Transmit data SD
3 Receive data RD
4 Transmit request RS
5 Transmission enabled CS
7 Signal ground SG
Terminal No. Description Signal abbreviation
1 Signal ground SG
2 Transmit data SDB
3 Transmit data SDA
4 Receive data RDB
5 Receive data RDA
SG
(SG)
SDB RDB
SDA
(SD)
RDA
(RD)
1 3 5
2 4
KVHKA Chap 07_5to10.p65 08.3.11, 11:18 AM 306