RKC INSTRUMENT X-TIO-A Instruction Manual Download Page 3

 

IMS01N02-E4

 

3

4.2 Protocol Selections and   

Communication Speed Setting 

With the DIP switch which there is on the right side of module, 
select communication speed, data bit configuration, protocol and 
termination resistor of internal data bus.

 

 

1 2 3 4 5 6 7 8

ON 

1 2 3 4 5 6 7 8

ON 

DIP switch 

Right side 

ON

OFF

 

 

1 2 

Communication 

speed 

OFF OFF 

2400 

bps 

ON OFF 

9600 

bps 

OFF ON 

19200 

bps 

ON ON 

38400 

bps 

Factory set value: 9600 bps 

 

Data bit configuration 

OFF  OFF  OFF  Data 7-bit, without parity, Stop 1-bit 

*

OFF  OFF 

ON  Data 7-bit, Even parity, Stop 1-bit 

*

 

OFF 

ON 

ON  Data 7-bit, Odd parity, Stop 1-bit 

*

 

ON 

OFF  OFF  Data 8-bit, without parity, Stop 1-bit 

ON 

OFF 

ON  Data 8-bit, Even parity, Stop 1-bit 

ON ON ON 

Data 

8-bit, 

Odd parity, Stop 1-bit 

*

 

When the Modbus communication protocol selected, this 
setting becomes invalid.

 

Factory set value: Data 8-bit, without parity 

 

6 Protocol 

selection 

OFF RKC 

communication 

ON Modbus 

Factory set value: RKC communication 

 

Internal data bus termination resistor setting 

OFF 

Termination resistor OFF 

ON 

Termination resistor ON 

Factory set value: Termination resistor ON 

 

 

 

Switch No. 7: OFF fixed (Don’t change this one) 

 

When two or more modules are connected on the 
same line for their use, set DIP switches 
corresponding to the switches, 1 to 6 on all of the 
modules to the same positions. In addition, always 
turn on the switch, 8 (with the internal bus 
termination resistance connected) in module of 
both ends. 

 

Be changed into communication time setting 
mode by using switch No. 4, 5 and 6.

 

 

For communication time setting mode, see the 

Module 

Type Controller SRX Communication Instruction 
Manual (IMS01N01-E

†

)

 

5. MOUNTING 

 
 
 
 
 
 

 

 

5.1 Mounting Cautions 

(1) This instrument is intended to be used under the following 

environmental conditions. 

(IEC61010-1)

   

[OVERVOLTAGE CATEGORY II, POLLUTION DEGREE 2]

 

(2)  Use this instrument within the following ambient temperature 

and ambient humidity. 

  Allowable ambient temperature: 

10 to 

+

50 

°

  Allowable ambient humidity:   

5 to 95 % RH   

(Absolute humidity: MAX. W. C 29 g/m

3

 dry air at 101.3 kPa) 

(3)  Avoid the following when selecting the mounting location: 

  Rapid changes in ambient temperature, which may cause 

condensation. 

  Corrosive or inflammable gases. 

  Direct vibration or shock to the mainframe. 

  Water, oil, chemicals, vapor or steam splashes. 

  Excessive dust, salt or iron particles. 

  Excessive induction noise, static electricity, magnetic fields or 

noise. 

  Direct air flow from an air conditioner. 

  Exposure to direct sunlight. 

  Excessive heat accumulation. 

(4) Mounting consideration  

  Install the module 200 mm away from the main power line. 

 Ensure at least 50 mm space on top and bottom of the 

control unit for maintenance and environmental reasons. 

 

5.2 Dimensions 

 (Unit: 

mm) 

 

 

110

6.8

40.5

125

 

78

 

5

 

 
 

 

 

   
   

To prevent electric shock or instrument failure, 
always turn off the power before mounting or 
removing the instrument. 

!

WARNING 

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