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Discontinued
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KS1

Specifications

General Specifications

Item Specifications
Rated voltage
24 V DC
Operating voltage range
90 to 110%V of rated voltage (21.6 to 26.4 V DC)
Rush current
12 A or less
Current consumption
100 mA or less
Allowed momentary power off time
10 ms
Fuse
Built-in type
Terminal screw
M2
Ambient temperature
0 to 55°C
Storage temperature
-20 to +75°C
Ambient humidity
30 to 85% RH (at 20°C, non-condensing)
Breakdown voltage
500 V AC 1 minute
RS485 terminals ⇔ Combined power and ground terminals
Insulation resistance
100 Mohm or higher (500 V DC using an insulation resistance meter)
Vibration resistance
10 to 55 Hz, 1 cycle/min.: double amplitude of 0.75 mm, 1 hour on 3 axes
Shock resistance
294 m/s2 or more, 5 times on 3 axes
Dimensions
25 X 60 X 90
Weight
Approx. 80 g

Communication Specifications Interface: RS232C and RS485

Item Specifications
Interface
RS-232C (non-insulated)
RS-485 (insulated)
Conversion COM port*1
COM1
COM2
Communication style
1:1 communication
1:N communication
Number of connection units
1 unit
Max. 99 units
Communication method
Full duplex system
Half-duplex operation
Synchronous system
Synchronous communication method
Transmission distance
15 m 49 ft
Max. 1,200 m 3,937 ft*2,3
Transmission speed
2,400 / 4,800 / 9,600 / 19,200 / 38,400 / 57,600 / 115,200 bps
Connection connector quantity
Max. 3
COM reception time-out
Setting range 10 ms to 300 s
Non-transmission connection cut-off time
Setting range: 0 to 1800 s (Setting value of 0 is not cut off)
Transmission
format
Data length
8 bit fixed
Parity
Odd / even / none
Stop bit
1 bit/2 bit
Terminator code
CR / CR+LF / None
Serial ⇔ Ethernet conversion format
Command response format

*1 COM1 and COM2 can be used simultaneously.
*2 When connecting a commercially available device, please confirm operation using the actual device. In some case, the number of stations, transmission distance, and communication speed vary depending on the connected device.
*3 The values for the transmission distance, communication speed and number of stations should be within the values noted in the graph.

Communication Specifications Interface: Ethernet

Item Specifications
Interface
IEEE802.3u, 10BASE-T/100BASE-TX
Connector shape
RJ45
Transmission specifications
Transmission speed
10Mbps / 100Mbps
Transmission method
Base band
Max. segment length
100 m
Communication cable
Category 5 UTP cable
Protocol
Modbus TCP (RTU, ASCII), TCP/IP
Functions
Auto negotiation function, MDI/MDI-X, Auto crossover function

* Ethernet is a registered trademark of Xerox Corporation.

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