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Process Controllers

Altech Process Controllers deliver precise monitoring and control for industrial applications—offering programmable, digital, and temperature control solutions.

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Process Control, Monitoring & Protection Devices

Analog / Digital Protection Relays

  • Voltage / Phase Protection Relay LED Indication
  • Phase Protection Relay LED Indication
  • Current Leakage Relay Liquid Crystal Display with Backlight
  • Voltage / Phase / Frequency Protection Relay Liquid Crystal Display
  • Current Protection Relay Liquid Crystal Display
  • Current Transformer
  • Closed Toroid for Leakage Current Protection

Controllers

  • Temperature Controllers 7 Segment LED Display
  • Cooling Controller 7 Segment LED Display
  • Process Indicator 7 Segment LED Display
  • Counter 7 Segment LED Display
  • Rate Indicator 7 Segment LED Display

Timing

  • Digital Timer Panel Mount
  • Analog Timer Plug Mount
  • Digital Timer 17.5mm DIN Rail
  • Analog Timer 17.5mm DIN Rail
  • Analog Timer 22.5mm DIN Rail

Analog/Digital Protection Relays

Altech is pleased to offer a variety of protection relays covering:

  • Phase Monitoring
  • Voltage Monitoring
  • Current Monitoring
  • Frequency Monitoring
  • Current Leakage / Ground Fault Monitoring

Protection relays help to maintain systems and ensure that proper action is taken when a fault is detected. Such functions help to preserve productivity and operational effectiveness of integral components.

Controllers

Altech is pleased to offer a variety of process control equipment comprised of:

  • Temperature Controllers
  • Process Indicators
  • Counters
  • Rate Indicators

These components are designed to take inputs from a variety of sources and allow for the precise controlling of functions in an eased manner.

Timers

Altech is pleased to offer a variety of timing equipment comprised of:

  • DIN Mounted Timers
  • Panel Mounted Timers

Digital Timers These components cover a vast range of timing functions from the most basic of settings to the most advanced.

Filters
Selection Guide
Process Controllers - Supply Voltage
85-270V AC/DC(1)
110V AC(1)
230V AC(1)
280-520V AC(1)
Process Controllers - Main Output
SPDT - 1 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
SPDT -2 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
Process Contollers - Input Voltage
85-270 V AC/DC(1)
230 V AC +/- 15% (45-65Hz) / 110 V AC +/- 15% (45-65Hz)(2)
Self Powered 280-520 V AC(1)
Process Controllers - Trip Setting
Under Current: 0-999A / Over Current: 0.5-1.19kA / Current Asymmetry: 5.0 - 99.9%(2)
Under Voltage: 85-500 V AC [L-L] (3Ø-3 wire) 50-288 V AC [L-N] (3Ø-4 wire), Over Voltage: 85-500 V AC [L-L] (3Ø-3 wire), 50-288 V AC [L-N](3Ø-4 wire), Under Frequency: 45-65Hz,* See Data Sheet for more information(1)
Under Voltage: 280- 520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N] (3Ø-4 wire), Over Voltage: 280-520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N](3Ø-4 wire)*Download Data Sheet for more information(1)
Process Controllers - Hysteresis
0.1-9.9°(3)
0.1-99.9(19)
5-40% of set value(2)
Current: 0.1-99.9A(4)
Voltage: 1-40 V / Frequency: 0.1-2 Hz / Asymmetry: 2-20%(1)
Process Controllers - Electrical Connection
1Ø-2 wire(1)
1Ø-2 wire, 3Ø-3 wire, 3Ø- 4 wire(2)
3Ø-3 wire, 3Ø- 4 wire(1)
Process Controllers - Current
+/- 1% of setting, +/- 2 digits(3)
Reset Done
Selection Guide
Process Controllers - Supply Voltage
85-270V AC/DC(1)
110V AC(1)
230V AC(1)
280-520V AC(1)
Process Controllers - Main Output
SPDT - 1 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
SPDT -2 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
Process Contollers - Input Voltage
85-270 V AC/DC(1)
230 V AC +/- 15% (45-65Hz) / 110 V AC +/- 15% (45-65Hz)(2)
Self Powered 280-520 V AC(1)
Process Controllers - Trip Setting
Under Current: 0-999A / Over Current: 0.5-1.19kA / Current Asymmetry: 5.0 - 99.9%(2)
Under Voltage: 85-500 V AC [L-L] (3Ø-3 wire) 50-288 V AC [L-N] (3Ø-4 wire), Over Voltage: 85-500 V AC [L-L] (3Ø-3 wire), 50-288 V AC [L-N](3Ø-4 wire), Under Frequency: 45-65Hz,* See Data Sheet for more information(1)
Under Voltage: 280- 520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N] (3Ø-4 wire), Over Voltage: 280-520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N](3Ø-4 wire)*Download Data Sheet for more information(1)
Process Controllers - Hysteresis
0.1-9.9°(3)
0.1-99.9(19)
5-40% of set value(2)
Current: 0.1-99.9A(4)
Voltage: 1-40 V / Frequency: 0.1-2 Hz / Asymmetry: 2-20%(1)
Process Controllers - Electrical Connection
1Ø-2 wire(1)
1Ø-2 wire, 3Ø-3 wire, 3Ø- 4 wire(2)
3Ø-3 wire, 3Ø- 4 wire(1)
Process Controllers - Current
+/- 1% of setting, +/- 2 digits(3)
Reset Done
Process Controllers Process Controllers 2

    900CPR-1-BL-U-CE - Digital 1Ø Current Protection Relay

    900CPR-1-BL-U-CE
    900CPR-1-BL-U-CE - Digital 1Ø Current Protection Relay- Backlit Liquid Crystal Display Features•  1Ø - 2 Wire Input • Monitors Under current and Over current • True RMS measurement • Power ON delay, Trip time delay and Recovery time delay • Adjustable switching hysteresis • Two alarm relay with NC or NO operation selectable • LCD with backlight...
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    Process Controllers Process Controllers 2

      900CPR-3-1-BL-230V-CE - Digital 1Ø/3Ø Current Protection Relay

      900CPR-3-1-BL-230V-CE
      900CPR-3-1-BL-230V-CE - Digital 1Ø/3Ø Current Protection Relay- Backlit Liquid Crystal Display Features•3Ø - 3 Wire, 3Ø - 4 Wire, 1Ø - 2 Wire Input • Monitors Under current, Over current and Current asymmetry • True RMS measurement • Power ON delay, Trip time delay and Recovery time delay • Adjustable switching hysteresis • One alarm relay with...
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      Process Controllers Process Controllers 2

        900CPR-3-1-BL-110V-CE - Digital 1Ø/3Ø Current Protection Relay

        900CPR-3-1-BL-110V-CE
        900CPR-3-1-BL-110V-CE - Digital 1Ø/3Ø Current Protection Relay- Backlit Liquid Crystal Display Features•3Ø - 3 Wire, 3Ø - 4 Wire, 1Ø - 2 Wire Input • Monitors Under current, Over current and Current asymmetry • True RMS measurement • Power ON delay, Trip time delay and Recovery time delay • Adjustable switching hysteresis • One alarm relay with...
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        Process Controllers
        Selection Guide
        Process Controllers - Supply Voltage
        85-270V AC/DC(1)
        110V AC(1)
        230V AC(1)
        280-520V AC(1)
        Process Controllers - Main Output
        SPDT - 1 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
        SPDT -2 C/O - NO: 5A, 250 V AC and NC:3A, 250 V AC(2)
        Process Contollers - Input Voltage
        85-270 V AC/DC(1)
        230 V AC +/- 15% (45-65Hz) / 110 V AC +/- 15% (45-65Hz)(2)
        Self Powered 280-520 V AC(1)
        Process Controllers - Trip Setting
        Under Current: 0-999A / Over Current: 0.5-1.19kA / Current Asymmetry: 5.0 - 99.9%(2)
        Under Voltage: 85-500 V AC [L-L] (3Ø-3 wire) 50-288 V AC [L-N] (3Ø-4 wire), Over Voltage: 85-500 V AC [L-L] (3Ø-3 wire), 50-288 V AC [L-N](3Ø-4 wire), Under Frequency: 45-65Hz,* See Data Sheet for more information(1)
        Under Voltage: 280- 520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N] (3Ø-4 wire), Over Voltage: 280-520 V AC [L-L] (3Ø-3 wire) 160-300 V AC [L-N](3Ø-4 wire)*Download Data Sheet for more information(1)
        Process Controllers - Hysteresis
        0.1-9.9°(3)
        0.1-99.9(19)
        5-40% of set value(2)
        Current: 0.1-99.9A(4)
        Voltage: 1-40 V / Frequency: 0.1-2 Hz / Asymmetry: 2-20%(1)
        Process Controllers - Electrical Connection
        1Ø-2 wire(1)
        1Ø-2 wire, 3Ø-3 wire, 3Ø- 4 wire(2)
        3Ø-3 wire, 3Ø- 4 wire(1)
        Process Controllers - Current
        +/- 1% of setting, +/- 2 digits(3)
        Reset Done
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