Notes Under Communication - RKC INSTRUMENT CB100 Instruction Manual

Digital controller
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3. SETTING FOR COMMUNICATION

3.7 Notes under communication

(1) If polling is made by specifying the identifier of the function which is not added to the controller,
the controller sends [EOT]. In addition, if selecting is made, the controller sends [NAK].
(2) When the communication parameter was changed, always turn on the power again. Otherwise, no
communication is performed by using the changed value.
(3) Send/receive timing
The controller requires the following processing times during data send/receive.
Polling procedure
Response send time after calling [ENQ] receive
Response send time after acknowledgment [ACK] receive
Response send time after negative acknowledge [NAK]
receive
Response send time after BCC send
* Data-link is terminated sending [EOT], if no response within about 3 sec after BCC send.
Selecting procedure
Response send time after BCC receive
Response wait time after acknowledgment [ACK] send
Response wait time after negative acknowledge [NAK] send
* Response wait time is the time when the interval time is set to 0 ms.
16
Procedure details
Procedure details
Time (ms)
MIN
TYP
MAX
1.5
2.0
3.0
1.5
2.0
3.5
1.0
1.5
3.0
0.7
1.0
Time (ms)
MIN
TYP
MAX
2.0
3.0
4.0
0.7
1.0
0.7
1.0
IMCB03-E3

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