sdc40b Yamatake Corporation, sdc40b Datasheet - Page 4

• Manufacturer Part Number: sdc40b
• Description: Digital Indicating Controller
• Manufacturer: Yamatake Corporation

Computation
Processing book
Output processor
Computation cycle setting
PID control and output
unit
Analog output
(A01 to A03)
0.1 to 0.5 sec. (Settable in 0.1 sec. increments.)
Performed by PID computational unit 1 (PID 1) or PID computational unit 2 (PID 2) in the computa-
tional expressions. Of the 50 computational units only one each can be assigned as computational
units 1 and 2.
Control type
Control output model No.
Analog
output
signal
Control operation
Computation mode
Proportional band (P)
Integral time
Derivative time (D)
Integral limit (I)
Dead band
Output deviation rate limit
Manual reset
No. of PID groups
PID auto-tuning
(Only normal PID
computation mode)
RSP ratio
RSP bias
Deviation alarm
Upper PV alarm limit
Lower PV alarm limit
Alarm hysteresis
Model
No. 2G
AO1
Model
No. 2G
AO3
Model
No. 5G
AO1,
AO2,
AO3
M/M drive
relay
contact
output
Current
output
(4 to
20 mA)
A01
A02
A03
4
Type 0
Type 1
Type 2
Type 3
M/M drive relay contact output
None
Current output (4 to 20mAdc)
Position proportional PID and
current proportional PID
Normal or derivative-based is selectable using PID computational units.
0.1 to 999.9% (ON/OFF disabled)
0.0 to 6000.0 sec. (PD activates at I = 0)
0.0 to 6000.0 sec. (PI activates at D = 0)
Lower limit: -200.0 to upper integral limit %, Upper limit: Lower integral limit
to 200.0%
0.0 to 100.0% (no dead band at 0)
0.0 to 100.0% / Computation cycle (no limit at 0)
0.0 to 100.0%
8 groups (shared by PID computational units 1 and 2)
Neuro, fuzzy (with two degrees of freedom) and smart methods are used in
addition to the limit cycle method to set PID auto-tuning.
-999.9 to +999.9% of RSP of PID computational units 1 and 2
-999.9 to +999.9% of RSP of PID computational units 1 and 2
0.0 to 100.0% of |SP-PV|, the absolute value of PID computational units 1
and 2
-10.0 to +110.0% of PV of PID computational units 1 and 2
-10.0 to +110.0% of PV of PID computational units 1 and 2
0.0 to 100.0% for deviation alarm, upper PV alarm limit and lower PV alarm
limit
Contact system
Contact rating
Allowable contact voltage : 250Vac resistive load, 125Vdc resistive load,
Maximum on-off power : 75W (L/R = 0.7ms), 480VA (cos ø = 0.4)
Mechanical life
Electrical life
Minimum switching voltage : 5V
Minimum switching current : 100mA
MFB (motor feedback)
input range
MFB (motor feedback)
line-break control
Current output
Allowable load resistance : 680Ω or less (under operating conditions)
Output accuracy
Output resolution
Inrush current
Maximum output current : 21.6mAdc
Minimum output current : 2.4mAdc
Opening terminal voltage : 25V or less
Output update cycle
PID computational
unit 1 (PID 1)
Local setting
Remote/Local setting
Remote/Local setting
Local setting
2G
: 2SPST
: 2.5A (30Vdc L/R = 0.7ms)
: 10,000,000 repetitions
: 100,000 repetitions (cos ø = 0.4 at contact rating
: 100 to 2500Ω
: Whether action is continued is determined by
: 4 to 20mAdc
: ±0.1% FS or less (under operating conditions)
: 1/10000
: 25mA or less, 50ms or less (with 250Ω load)
: 0.1 to 0.5 sec. (depends on computation cycle)
4A (120Vac cos ø = 0.4)
2A (240Vac cos ø = 0.4)
125Vdc
and 30 repetitions per minute)
MFB estimated position setting.
PID computational
unit 2 (PID 2)
Not used
Not used
Remote setting
Remote/Local setting
L/R = 0.7ms 250Vac
Current output (4 to 20mAdc)
Current output (4 to 20mAdc)
Current output (4 to 20mAdc)
Current proportional PID
5G
Type 0 to 3 are
set at setup.
Only one MAN
computational unit
can be used for
two PID computa-
tional units.
cos ø = 0.4