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PXG4 Digital Temperature Controller

Brand: Fuji Electric Co, Ltd
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PXG4 is a compact size temperature controller of front panel size 48 × 48 mm.

To cope with any of versatile uses as a temperature controller, it has many input/output points and sophisticated control functions.
Features
  • Wide variety and number of input / output
  • Digital input: Up to 2 points
  • Digital output: Up to 3 points
  • Control output: 4 types Relay contact, SSR drive, voltage linear, current linear
  • Universal inputs: Thermocouple, resistance bulb, current, voltage, mV linear
  • Remote SV input function
  • Analog re-transmission output function (for current or voltage)
  • User interface of easy-to-see indication and easy-to-use operation method
  • Easy-to-see, large display section
  • Parameters grouped by functions
  • User key to which you can assign a function
  • Password function provided for avoiding wrong operation and protecting settings
  • Front water-proof structure (IP66 in corformity)
  • Advanced control functions to meet various applications
  • Sampling cycle 200 ms
  • Input indication accuracy ±0.3% of full scale
  • Manual control function
  • Control method selectable out of 8 different types: ON/OFF control, PID control, fuzzy PID control, selftuning control, PID2 control, motorized valve control (without PFB input)
  • Heating/cooling control selectable
  • Auto tuning function
  • A variety of functions extending the possibility of temperature controller
  • Guarantee soak function provided, 16 step ramp/soak function
  • 8 PID setting pallets, 8 SV pallets capable of frequent change of control
  • Soft start function that limits MV output when starting up
  • Ramp SV function enables graduate change of SV
  • Loop burnout alarm, heater burnout alarm and various event outputs are available in digital output (option)
  • Control standby function
  • Loader interface (RS-232C) standard provided
  • RS485 communication (option)

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1 model matching criteria
PXG4
  • Front Panel Size - 48 x 48 mm
  • Output 1 - Relay Contact
  • Output 2 - No Output 2
  • Digital Input - Without Digital Input
  • Digital Output - No Digital Output
  • Power Source - 100-240 Vac
  • Instruction Manual - No Instruction Manual
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Specifications

Brand

Accuracy

  • Auxiliary Analog (Re-Transmission) Output: ± 0.2 % of Full Scale (± 5 % of Full Scale at 1 mA or Smaller)
  • Detected Current Accuracy: Setting ± 10 % of Full Scale
  • Hysteresis: 50 % of Measuring Range
  • Input (Thermocouple, Resistance Bulb, mV, Voltage, Current) Indication: ± 0.3 % of Full Scale ± 1-Digit ± 1° C or ± 2° C, whichever is greater
  • Thermocouple B: ± 5 % of Full Scale ± 1-Digit ± 1° C
  • Thermocouple R: ± 5 % of Full Scale ± 1-Digit ± 1° C
  • Thermocouple T: ± 0.5 % of Full Scale ± 1-Digit ± 1° C

Ambient Temperature Range

  • -10° to 50° C (14° to 122° F)

Approvals & Certifications

  • CE Mark (LVD: EN 61010-1, EMC: EN 61326-1)
  • UL (UL 873), C-UL (CSA C22.2 No.24-93 or Equivalent)

Communication

  • Baud Rate: 9,600, 19,200 bit/sec
  • Loader Interface: RS-232C
  • Method: Asynchronous Communication
  • Method: Half-Duplex Bit Serial
  • Protocol: Modbus RTU
  • RS-485

Consumption

  • Power Consumption: 12 VA, Max.

Control Functions Characteristics

  • PID Control (Fuzzy PID Included), PID Dual (Heating, Cooling) Function (Fuzzy PID Included)

Current

  • Control Output (Relay Contact): 100 mA at 24 Vdc
  • Range of Detected Current: 1-50 A
  • SSR/SSC Drive Output: 20 mA DC

Detection Time

  • ON Time Necessary for Detection: 800 milliseconds Min.

Display

  • LED Display

Electrical Contacts

  • Normally Open

Electrical Rating

  • Control Output (Relay Contact Output): 3 A at 220 Vac / 30 Vdc - Resistive Load
  • Control Output (Relay Contact / Digital Output): 1 A at 220 Vac / 30 Vdc (Inductive Load)

Enclosure, Body Material

  • ABS
  • Polyphenylene Oxide (PPO)

Environmental Protection

  • Body: IP20 Equivalent (Slits on Top & Bottom)
  • Front Water-Proof Structure: IP66
  • Panel Front Side: NEMA 4X
  • Terminals: IP00 Equivalent

Filter

  • Input Filter: 0 to 120 seconds (Filter OFF if Set at 0)

Function

  • Alarm (Heater Burn-Out) Detectable Range: 1-50 A, Detected Current / Setting Resolution: 0.1 A

Humidity

  • Operating/Storage Ambient Humidity: 90 % Relative Humidity, Max.

Hysteresis

  • Heater Burn-Out Alarm Function: 0-50 A

Indication

  • Indication Status: 6 Indicator Lamps

Input

  • Current Input: -25 to 25 mA
  • DC Voltage Input: 35 V
  • Heater Current Detector (CT): 1-30 A
  • Heater Current Detector (CT): 20-50 A
  • Input Judgment: OFF Assumed at 100 kiloohms or Higher (Contact) or 18 Vdc or Higher (Transistor)
  • Input Judgment: ON Assumed at 1 Kiloohm or Lower (Contact) or 5 Vdc or Lower (Transistor)
  • Thermocouple, Resistance Bulb, mV Input: -5 to 5 V

Input Impedance

  • Process Value Input: 250 ohms
  • Thermocouple, mV, Voltage & Auxiliary Analog (Remote SV) Input: 1 Megaohm Min.

Input Signal

  • Auxiliary Analog Input (Remote SV Input): 0-5 Vdc
  • Auxiliary Analog Input (Remote SV Input): 1-5 Vdc

Insulation Resistance

  • 20 megaohms at 500 Vdc

Linearity

  • Auxiliary Analog (Re-Transmission) Output: ± 0.2 % of Full Scale (± 5 % of Full Scale at 1 mA or Smaller)
  • SSR/SSC Drive Output (Current/Voltage): ± 5 % of Full Scale

Load Resistance

  • 600 ohms, Max.
  • Output (Voltage): 10 kiloohms Min.
  • SSR/SSC Drive Output: 850 ohms Min.

Measuring Range

  • -200° to 1,800° C (-328° to 3,272° F)

Mounting

  • Panel Mount

Operation

  • Electrical Life (Relay Contact/Digital Output): 100,000 Operations Min.
  • Mechanical Life (Relay Contact/Digital Output): 20 Million Operations Min. (100 Operations/Min)

Output

  • Auxiliary Analog (Re-Transmission) Output: 0-10 Vdc
  • Auxiliary Analog (Re-Transmission) Output: 0-20 mA
  • Auxiliary Analog (Re-Transmission) Output: 0-5 Vdc
  • Auxiliary Analog (Re-Transmission) Output: 1-5 Vdc
  • Auxiliary Analog (Re-Transmission) Output: 2-10 Vdc
  • Auxiliary Analog (Re-Transmission) Output: 4-20 mA
  • SSR/SSC Drive Output (OFF): 0.5 Vdc or Lower
  • SSR/SSC Drive Output (ON): 20 Vdc (18-24 Vdc)

Output Cycle

  • 200 milliseconds

Output Noise

  • Noise Rejection Ratio (Common Mode): 120 dB (50/60 Hz)
  • Noise Rejection Ratio (Normal Mode): 40 dB (50/60 Hz)

Power Supply

  • 100-240 Vac (-15 %, 10 %), 50/60 Hz
  • 24 Vac/dc (± 10 %), 50/60 Hz

Resistance

  • Allowable Wiring Resistance: Resistance Bulb: 10 ohms, Max.
  • Input: 250 ohms
  • Variation by Signal Source Resistance: Thermocouple, mV Input ± 0.3 % of Full Scale ± 1-Digit Per 100 ohms

Resolution

  • Auxiliary Analog (Re-Transmission) Output: 5,000 Min.
  • Detected Current Resolution: 0.1 A

RTD Type

  • JPt100
  • Pt100

Sample Rate

  • 200 milliseconds
  • Sampling Rate: 800 milliseconds

Sensor, Probe Type

  • B Thermocouple
  • E Thermocouple
  • J Thermocouple
  • K Thermocouple
  • N Thermocouple
  • R Thermocouple
  • S Thermocouple
  • T Thermocouple

Span & Zero Adjustments

  • Input Correction: Zero Point, Span ± 50 % of Full Scale for Each

Storage Temperature

  • -20° to 60° C (-4° to 140° F)

Supply Voltage

  • Withstand Voltage: 500 Vac for 1 Minute
  • Withstand Voltage: Power Source to All Terminals, Relay Contact Output to All Terminals 1,500 Vac for 1 Minute

Switch Type

  • SPST

Temperature Change

  • ± 0.3 % of Full Scale/10° C (18° F)

Terminal Strip

  • External Terminals: M3
  • External Terminals: Screw Terminal Strip

Turn-On Time

  • ON Time Necessary for Detection: 800 milliseconds Min.

Update Time

  • Warm-Up Time: 30 minutes Min.

Documentation

Data Sheets

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