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Appendix C
E5jK Digital Controller Read Protocol
163
Receive Data Word Allocation (3rd Operand of PMCR)
Receive data
storage words
Number of receive data words+0
+1
+2
Input shift upper limit
Input shift lower limit
Offset Contents (data format) Data
+0 Number of receive data words
(4 digits BCD)
0003
+1 Input shift upper limit (4 digits BCD) A999 to 9999
F indicates a negative value and A
indicates –1.
+2 Input shift lower limit (4 digits BCD) A999 to 9999
F indicates a negative value and A
indicates –1.
Read Level 0 Parameters (Sequence No. 018)
Reads parameters in level 0 (process value, set point during SP ramp, MV (heating), MV (cooling), and set point)
from multiple units and stores the results in the specified words.
Send Data Word Allocation (2nd Operand of PMCR)
(Undefined)
Unit No.
First word of
send data
Number of send data words+0
+1
+2
+3
+9
(Undefined)
Unit No.
Number of units
(Undefined)
Unit No.
~ ~
(max.)
Offset Contents (data format) Data
+0 Number of send data words
(4 digits BCD)
Number of units + 2
+1 Number of units (4 digits BCD) 0001 to 0008
+2 to 9 Unit No. (2 digits BCD) 00 to 31
Receive Data Word Allocation (3rd Operand of PMCR)
Process value
Receive
data storage
words
Number of receive data words+0
+1
+2
+3
+4
+5
+36
+37
+38
+39
+40
Process value
Set point during SP ramp
MV (heating)
MV (cooling)
~ ~
Set point during SP ramp
MV (heating)
MV (cooling)
Set point
1st unit
8th unit (max.)
Set point