Autonics Semi-Automatic SPR1 Series Power Controllers

Control phase

Single-phase

Rated load voltage

440VAC~

Rated load current

25A

Control input

Auto control: DC4-20mA, 1-5VDC , ON/OFF contact (no-voltage input), pulse voltage (5-12VDC ) Manual control: outside adjuster (10kΩ), inside adjuster (output limit)

Power supply

100-240VAC~ 50/60Hz

Min. load current

1A

Allowable voltage range

90 to 110% of rated voltage

Power consumption

Max. 7VA

Display method

3-digit 7-segment LED

Indicator

Operation indicator/Manual control indicator: green LED
Alarm indicator/output indicator/unit (V, A) indicator: red LED

Control method

Phase control: normal control mode, constant current/constant voltage/constant power feedback control mode
Cycle control: fixed cycle control mode, variable cycle control mode
ON/OFF control

Applied load

Phase control, ON/OFF control: resistance load, inductive load
Cycle control: resistance load

Digital inputs

RUN/STOP switching, AUTO/MAN switching, RESET

Output Alarm

250VAC~ 3A, 30VDC  3A, 1c resistive load

Output Communication

RS485 communication output (Modbus RTU method)

Output range

Phase control: 0 to 98%, Cycle control: 0 to 100%, ON/OFF control: 0%, 100%

Output accuracy

Normal control: within ±10% F.S. of rated load voltage
Constant current feedback control: within ±3% F.S. of rated load current
Constant voltage feedback control: within ±3% F.S. of rated load voltage
Constant power feedback control: within ±3% F.S. of rated load power

Setting type

By front keys, by communication

Function

Output limit (OUT ADJ), AUTO/MAN selection, control method selection, RESET, SOFT START, SOFT UP/DOWN, output high/low limit, input correction, input slope correction, monitoring (control input, load voltage/current/power/resistance, power supply frequency

Function Alarm

Overcurrent alarm, overvoltage alarm, fuse break alarm, SCR error alarm, heater break alarm, heatsink overheat alarm

Cooling method

Natural cooling

Insulation resistance

Over 200MΩ (at 500VDC megger)

Dielectric strength

2,000VAC 50/60Hz

Output leakage current

10mArms

Noise immunity

±2kV the square wave noise (pulse width: ) by the noise simulator

Memory Protection

Approx. 10 years(non-volatile semiconductor memory type)

Vibration

0.75mm amplitude at frequency of 5 o 55Hz (for 1 min) in each X, Y, Z direction for 2 hours

Vibration Malfunction

0.5mm amplitude at frequency of 5 to 55Hz in each X, Y, Z direction for 10 min

Environment Ambient temperature

-10 to 55???, storage: -20 to 80???

Environment Ambient humidity

35 to 85% RH, storage: 35 to 85% RH

Accessories

11

Approval

Weight

Approx. 1.6kg (approx. 1.3kg)