sdc25 Yamatake Corporation, sdc25 Datasheet - Page 2

• Manufacturer Part Number: sdc25
• Description: Single Loop Controller
• Manufacturer: Yamatake Corporation

I Specifications
PV input
Indications
and setting
Control output Output type
Auxiliary
output
External
contact input Function
(DI)
Input type
Input sampling time
Input bias current
Burnout
PV, SP indication method 4-digit, 7-segment LED (PV: Upper green display, SP: Lower orange display)
Number of setting points Max. 4 points
Setting range
Multi-status indicator
Indication accuracy
Indication range
Control action
Number of PID groups
PID auto-tuning
Output rating
Cycle time (s)
PID control
Just-FiTTER
ON/OFF control
Control operation selection Direct action or reverse action (However, reverse action only for heat/cool control)
Heat/Cool control selection Control output and event output, auxiliary output
Output type
Load resistance
Output accuracy
Number of inputs
Input rating
Min. detection holding time 0.6s or longer
Allowable ON contact Max. 250Ω
resistance
Allowable OFF contact Min. 100kΩ
resistance
Allowable ON-state
residual voltage
Open terminal voltage 5.5Vdc±1V
ON terminal current
0.3s
Thermocouple input:
Operating differential (°C)
Multi-range of inputs - thermocouple, RTD, DC current and DC voltage
RTD input:
DC voltage input:
Thermocouple input:
RTD input:
DC voltage input:
DC current input:
Lower to higher limit value of the PV range (SP upper/lower limit available)
The control output status, alarm or RUN/READY status is indicated.
±0.3%FS±1 digit
In the negative area of the thermocouple, the accuracy is ±0.6%FS±1 digit (at an ambient temperature of
23±2°C.)
See Table 1.
Automatic PID value setting by limit cycle method.
However, one of the following 3 control characteristics can be selected:
• Standard
• Quick disturbance response
• Less up/down fluctuations
NO side: 250Vac/30Vdc,
NC side: 250Vac/30Vdc,
Service life:
Min. opening/closing time: 250ms
Proportional band (%FS)
Integral time (s)
Derivative time (s)
Manual set (%)
Overshoot suppression coefficient
0 to 20mAdc or 4 to 20mA
Max. 600Ω
±0.3%FS (However, ±1 digit for 0 to 1mA)
Max. 4 points
Up to 4 kinds of setting value (SP) selections, PID group selection, RUN/READY selection, AUTO/MANUAL
selection, Auto tuning stop/start, Control action Direct/Reverse selection, SP ramp enable/disable, PV value
hold, Max. PV value hold, Min. PV value hold, Timer start/stop, All DO latch cancellation
Non-voltage contact or open collector
Max. 1.0V
Approx. 7.5mA (at short-circuit), Approx. 5.0mA (at contact resistance of 250Ω)
1A (resistive load)
3A (resistive load)
NO side: 50,000 cycles or more
NC side: 100,000 cycles or more
Time proportional PID
Relay contact
Max. 4 groups
5 to 120
0.2µA or less
1mA typical
1V range or less... 1µA or less
0 to 5V, 1 to 5V range... 3.5µA or less
0 to 10V range... 7µA or less
Upscale + alarm display (Note 1)
Upscale + alarm display
(However, the burnout cannot be detected
Upscale + alarm display
(However, the burnout cannot be detected
Upscale + alarm display
for the 0 to 10V range.)
for the 0 to 20mA range.)
-10.0 to +110.0
0.1 to 999.9
0 to 9999
0 to 9999
0 to 100
0 to 9999 digit
2
Open terminal voltage:
Internal resistance: 82Ω±0.5%
Allowable current: Max. 24mAdc
Min. OFF/ON time:
19Vdc±15%
When 1s or less: 1ms
When 2 to 9s: Cycle time x 1ms
When 10s or longer: 250ms
Time proportional PID
0.1, 0.25, 0.5, 1 to 20
Voltage pulse
Max. 4 groups
(Note 1)
RTD or A-wire burnout:
B-wire or C-wire burnout:
More than 2-wire burnout:
Output type:
Output accuracy: ±0.3%FS
Allowable load resistance:
0 to 20mAdc or 4 to 20mAdc
(However, ±1%FS for 0 to 1mA)
Max. 600Ω
Upscale + AL01
Upscale + AL01, 03
Upscale + AL01
Continuous PID
Max. 4 groups
Current
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