®
RKC INSTRUMENT INC.
The first edition: APR. 2008 [IMQ00]
HEADQUARTERS: 16-6, KUGAHARA 5-CHOME, OHTA-KU TOKYO 146-8515 JAPAN
PHONE: 03-3751-9799 (+81 3 3751 9799) E-mail: info@rkcinst.co.jp
FAX: 03-3751-8585 (+81 3 3751 8585) APR. 2008
Modbus is a registered trademark of Schneider Electric.
Company names and product names used in this manual are the trademarks or registered
trademarks of the respective companies.
Name
RKC
Iden-
tifier
Attri-
bute
Data range
Factory
set value
Manipulated output
value (MV1) monitor
[heat-side]
O1 RO Within output limiter range
Manipulated output
value (MV2) monitor
[cool-side]
O2 RO
Manipulated output
ON/OFF state
monitor [heat-side]
Q1 RO
0: Output OFF
1: Output ON
Manipulated output
ON/OFF state
monitor [cool-side]
Q2 RO
Model code ID RO Model code (character) [32-digit]
ROM version monitor VR RO ROM version [8-digit]
Comprehensive
event state
AJ RO
Least significant digit: Event 1 (EV1)
2nd digit: Event 2 (EV2)
3rd digit: Event 3 (EV3)
4th digit: Event 4 (EV4)
5th digit: Burnout
Most significant digit: Unused
Data 0: OFF 1: ON
Digital input (DI) state L1 RO
Least significant digit: DI1
2nd digit: DI2
3rd digit to Most significant digit: Unused
Data 0: OFF 1: ON
Output state monitor Q3 RO
Least significant digit: Output 1 (OUT1)
2nd digit: Output 2 (OUT2)
3rd digit: Digital output 1 (DO1)
4th digit: Digital output 2 (DO2)
5th digit: Digital output 3 (DO3)
Most significant digit: Digital output 4 (DO4)
Data 0: OFF 1: ON
Set value (SV) display
while the setting change
rate limiter is working
MS RO Setting limiter (low) to Setting limiter (high)
Remaining-time
monitor
TR RO 00:00 to 99:59 (min : sec or hour : min)
Event 3 state monitor AC RO
0: Event 3 OFF
1: Event 3 ON
Event 4 state monitor AD RO
0: Event 4 OFF
1: Event 4 ON
Operation mode state
monitor
L0 RO
Least significant digit: STOP
2nd digit: RUN
3rd digit: Manual (During RUN)
4th digit to Most significant digit: Unused
Data 0: OFF 1: ON
Actual SV selection
number
LZ RO 1 to 4
SV number in Timer 3 and Timer 4 functions.
Auto (AUTO)/Manual
(MAN) transfer
J1 R/W
0: Auto (AUTO) mode
1: Manual (MAN) mode
0
Monitor selection
(no display)
LP R/W 0 to 15 (Decimal) *
Bit 0: Current transformer1 (
CT1
) input value monitor
Bit 1: Current transformer 2 (
CT2
) input value monitor
Bit 2: Manipulated output value (MV) monitor
a
Bit 3: Remaining-time monitor
Bit 4 to Bit 7: Unused
a
MV monitors is not displayed with heat/cool
control type.
Data
0: Display 1: No display
0
Mode selection
(no display)
LM R/W 0 to 255 (Decimal) *
Bit 0: Auto (AUTO)/Manual (MAN) transfer
a
Bit 1: Set data unlock/lock transfer
a
Bit 2: Interlock release
a
Bit 3: Disable RUN/STOP key operation
b
Bit 4 to Bit 6: Unused
Bit 7: Displays F21 and after
c
a
Data 0: Display
1: No display
b
Data 0: Enable RUN/STOP key operation
1: Disable RUN/STOP key operation
c
Data 0: No display
1: Displays F21 and after
0
Set value 2 (SV2) S2 R/W Setting limiter (low) to Setting limiter (high) 0
Set value 3 (SV3) S3 R/W 0
Set value 4 (SV4) S4 R/W 0
SV selection ZB R/W 1 to 4
One of the 4 set values can be selected and used for
control.
1
F01 block selection
(no display)
DA R/W
0: Display
1: No display
1
Timer 1 TH R/W 00:01 to 99:59 (min : sec or hour : min) 00:01
Timer 2 TI R/W 00:01
Timer 3 TJ R/W 00:01
Timer 4 TK R/W 00:01
Timer function ZC R/W
0: Unused
1 to 4: Timer function 1 to Timer function 4
0
Repeat execution times RR R/W 0 to 9999 (9999: Infinite times) 0
F02 block selection
(no display)
DK R/W
0: Display
1: No display
1
Setting change rate
limiter (up)
HH R/W 0 (0.0) to Input span (Unit:°C [°F])/unit time) 0 (0.0)
Setting change rate
limiter (low)
HL R/W 0 (0.0)
F03 block selection
(no display)
DL R/W
0: Display
1: No display
1
* Set the bit data after converting it to decimal.
Name
RKC
Iden-
tifier
Attri-
bute
Data range
Factory
set value
Event 1 set value
(EV1’) [low]
BT R/W −Input span to +Input span
(When event code U, X, Y or Z is selected)
TC/RTD:
−50 (−50.0)
V/I: −5.0
Event 2 set value
(EV2’) [low]
BU R/W
The data range is the same as “Event 1 set value
(EV1’) [low].”
TC/RTD:
−50 (−50.0)
V/I: −5.0
Event 3 set value
(EV3)
A7 R/W
The data range is the same as “Event 1 set value
(EV1).”
Event 3 set value
(EV3) [high]
The data range is the same as “Event 1 set value
(EV1’) [high].”
TC/RTD:
50 (50.0)
V/I: 5.0
Event 3 set value
(EV3’) [low]
BV R/W
The data range is the same as “Event 1 set value
(EV1’) [low].”
TC/RTD:
−50 (−50.0)
V/I: −5.0
Event 4 set value
(EV4)
A8 R/W
The data range is the same as “Event 1 set value
(EV1).”
Event 4 set value
(EV4) [high]
The data range is the same as “Event 1 set value
(EV1’) [high].”
TC/RTD:
50 (50.0)
V/I: 5.0
Event 4 set value
(EV4’) [low]
BW R/W
The data range is the same as “Event 1 set value
(EV1’) [low].”
TC/RTD:
−50 (−50.0)
V/I: −5.0
F04 block selection
(no display)
DM R/W
0: Display
1: No display
0
Startup tuning (ST) ST R/W
0: ST unused 2: Execute always
1: Execute once
0
F05 block selection
(no display)
DN R/W
0: Display
1: No display
0
Fine tuning setting CB R/W −3 to +3 (0: Unused) 0
F06 block selection
(no display)
DO R/W
0: Display
1: No display
0
F07 block selection
(no display)
DQ R/W
0: Display
1: No display
0
Minimum ON/OFF
time of proportioning
cycle [heat-side]
VI R/W 0 to 1000 ms 0
Output limiter (high)
[Heat-side output
limiter (high)]
OH R/W PID control: Output limiter (low) to 105.0 %
Heat/Cool PID control: 0.0 to 105.0 %
105.0
Output limiter (low)
[Cool-side output
limiter (high)]
OL R/W PID control*: -5.0 % to Output limiter (high)
* Output limiter (high) > Output limiter (low)
Heat/Cool PID control: 0.0 to 105.0 %
PID control:
−5.0
Heat/Cool
PID control:
105.0
Minimum ON/OFF
time of proportioning
cycle [cool-side]
VJ R/W 0 to 1000 ms 0
F08 block selection
(no display)
DR R/W
0: Display
1: No display
0
PV digital filter F1 R/W 0 to 100 seconds (0: Unused) 0
F09 block selection
(no display)
DS R/W
0: Display
1: No display
0
Manual manipulated
output value (MV)
ON R/W
PID control:
Output limiter (low) to Output limiter (high)
Heat/Cool PID control:
− Cool-side output limiter (high) to + Heat-side
output limiter (high)
0.0
F10 block selection
(no display)
DT R/W
0: Display
1: No display
1
Holding peak value
ambient temperature
monitor
HP RO −10 to +100 °C
Integrated operating
time monitor
UT RO 0 to 9999 hours
For communication data (Engineering mode), see the Communication Instruction Manual
(IMR02C16-E).
Communication data (Modbus)
Modbus
register address
Name
HEX DEC
Attri-
bute
Data range
Factory
set
value
Measured value (PV)
monitor
0 0 RO
Current transformer 1
(CT1) input value monitor
1 1 RO
Current transformer 2
(CT2) input value monitor
2 2 RO
Event 1 state monitor 3 3 RO
Event 2 state monitor 4 4 RO
Burnout state monitor 5 5 RO
Set value 1 (SV1) 6 6 R/W
Event 1 set value (EV1) 7 7 R/W
Event 1 set value (EV1)
[high]
Event 2 set value (EV2) 8 8 R/W
Event 2 set value (EV2)
[high]
Heater break alarm 1
(HBA1) set value
9 9 R/W
Heater break alarm 2
(HBA2) set value
A 10 R/W
Control loop break alarm
(LBA) time
B 11 R/W
LBA deadband (LBD) C 12 R/W
Autotuning (AT) D 13 R/W
For data range and factory set value, see
■ Communication data (RKC communication).
Unused E 14
Modbus
register address
Name
HEX DEC
Attri-
bute
Data range
Factory
set
value
Proportional band
[heat-side]
F 15 R/W
Integral time [heat-side] 10 16 R/W
Derivative time [heat-side] 11 17 R/W
Anti-reset windup (ARW) 12 18 R/W
Proportional cycle time
[heat-side]
13 19 R/W
Proportional band
[cool-side]
14 20 R/W
Overlap/Deadband 15 21 R/W
Proportional cycle time
[cool-side]
16 22 R/W
PV bias 17 23 R/W
Set lock level 18 24 R/W
RUN/STOP transfer 19 25 R/W
For data range and factory set value, see
■ Communication data (RKC communication).
Unused 1A 26
EEPROM mode
1B 27 R/W
EEPROM state
1C 28 RO
Manipulated output value
(MV1) monitor [heat-side]
1D 29 RO
Manipulated output value
(MV2) monitor [cool-side]
1E 30 RO
For data range and factory set value, see
■ Communication data (RKC communication).
Unused
1F
.
.
.
2C
31
.
.
.
44
Manipulated output
ON/OFF state monitor
[heat-side]
2D 45 RO
Manipulated output
ON/OFF state monitor
[cool-side]
2E 46 RO
For data range and factory set value, see
■ Communication data (RKC communication).
Comprehensive event
state
2F 47 RO
Bit data
Bit 0: Event 1 (EV1)
Bit 1: Event 2 (EV2)
Bit 2: Event 3 (EV3)
Bit 3: Event 4 (EV4)
Bit 4: Burnout
Bit 5 to Bit 15: Unused
Data 0: OFF 1: ON
[Decimal number: 0 to 31]
Digital input (DI) state 30 48 RO
Bit data
Bit 0: DI1
Bit 1: DI2
Bit 2 to Bit 15: Unused
Data 0: OFF 1: ON
[Decimal number: 0 to 3]
Output state monitor 31 49 RO
Bit data
Bit 0: Output 1 (OUT1)
Bit 1: Output 2 (OUT2)
Bit 2: Digital output 1 (DO1)
Bit 3: Digital output 2 (DO2)
Bit 4: Digital output 3 (DO3)
Bit 5: Digital output 4 (DO4)
Bit 6 to Bit 15: Unused
Data 0: OFF 1: ON
[Decimal number: 0 to 63]
Set value (SV) display
while the setting change
rate limiter is working
32 50 RO
Remaining-time monitor 33 51 RO
Event 3 state monitor 34 52 RO
Event 4 state monitor 35 53 RO
For data range and factory set value, see
■ Communication data (RKC communication).
Error code 36 54 RO
Bit data
Bit 0: Adjustment data error
Bit 1: Data back-up error
Bit 2: A/D conversion error (Including
temperature compensation error)
Bit 3 to Bit 15: Unused
Data 0: OFF 1: ON
[Decimal number: 0 to 7]
Operation mode state
monitor
37 55 RO
Bit data
Bit 0: STOP
Bit 1: RUN
Bit 2: Manual (During RUN)
Bit 3 to Bit 15: Unused
Data 0: OFF 1: ON
[Decimal number: 0 to 7]
Actual SV selection
number
38 56 RO
Auto (AUTO)/
Manual (MAN) transfer
39 57 R/W
Interlock release 3A 58 R/W
For data range and factory set value, see
■ Communication data (RKC communication).
Monitor selection
(no display)
3B 59 R/W
Bit data
Bit 0: Current transformer1 (CT1) input value monitor
Bit 1: Current transformer2 (CT2) input value monitor
Bit 2: Manipulated output value (MV) monitor
a
Bit 3:
Remaining-time monitor
Bit 4 to Bit 15
: Unused
a
MV monitors is not with displayed
heat/cool control type.
Data 0: Display
1: No display
[Decimal number: 0 to 15]
0
Modbus
register address
Name
HEX DEC
Attri-
bute
Data range
Factory
set
value
Mode selection
(no display)
3C 60 R/W Bit data
Bit 0: Auto (AUTO)/Manual (MAN)
transfer
a
Bit 1: Set data unlock/lock transfer
a
Bit 2: Interlock release
a
Bit 3: Disable RUN/STOP key
operation
b
Bit 4 to Bit 6: Unused
Bit 7: Displays F21 and after
c
Bit 8 to Bit 15: Unused
a
Data 0: Display
1: No display
b
Data 0: Enable RUN/STOP key
operation
1: Disable RUN/STOP key
operation
c
Data 0: No display
1: Displays F21 and after
[Decimal number: 0 to 255]
0
Set value 2 (SV2) 3D 61 R/W
Set value 3 (SV3) 3E 62 R/W
Set value 4 (SV4) 3F 63 R/W
SV selection 40 64 R/W
F01 block selection
(no display)
41 65 R/W
For data range and factory set value, see
■ Communication data (RKC communication).
Timer 1 42 66 R/W
1
Timer 2 43 67 R/W
1
Timer 3 44 68 R/W
1
Timer 4 45 69 R/W
1 to 5999 (sec or min)
1
Timer function 46 70 R/W
Repeat execution times 47 71 R/W
F02 block selection
(no display)
48 72 R/W
Setting change rate limiter
(up)
49 73 R/W
Setting change rate limiter
(low)
4A 74 R/W
F03 block selection
(no display)
4B 75 R/W
Event 1 set value (EV1’)
[low]
4C 76 R/W
Event 2 set value (EV2’)
[low]
4D 77 R/W
Event 3 set value (EV3) 4E 78 R/W
Event 3 set value (EV3)
[high]
Event 3 set value (EV3’)
[low]
4F 79 R/W
Event 4 set value (EV4) 50 80 R/W
Event 4 set value (EV4)
[high]
Event 4 set value (EV4’)
[low]
51 81 R/W
F04 block selection
(no display)
52 82 R/W
Startup tuning (ST) 53 83 R/W
F05 block selection
(no display)
54 84 R/W
Fine tuning setting 55 85 R/W
F06 block selection
(no display)
56 86 R/W
F07 block selection
(no display)
57 87 R/W
Minimum ON/OFF time of
proportioning cycle
[heat-side]
58 88 R/W
Output limiter (high)
[Heat-side output limiter
(high)]
59 89 R/W
Output limiter (low)
[Cool-side output limiter
(high)]
5A 90 R/W
Minimum ON/OFF time of
proportioning cycle
[cool-side]
5B 91 R/W
F08 block selection
(no display)
5C 92 R/W
PV digital filter 5D 93 R/W
F09 block selection
(no display)
5E 94 R/W
Manual manipulated
output value (MV)
5F 95 R/W
F10 block selection
(no display)
60 96 R/W
For data range and factory set value, see
■ Communication data (RKC communication).
For communication data (Engineering mode), see the Communication Instruction Manual
(IMR02C16-E).
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