Fuji Electric PXF4 Temperature Controller

SKU
PXF4A
Manufacturer:
Fuji Electric

Key Features:

  • Universal input
    • Thermocouple, RTD, voltage, current, mV
  • Improved input indication accuracy, up to ±0.2%
  • 0.1 to 99 second control cycle
  • On/Off control & PID controls with auto tuning
    • PID, 2-degrees-of-freedom PID, & fuzzy
    • Open-loop supported PID2 control
  • Ramp soak function (simple program control)
    • 64 steps x 1 pattern
    • 32 steps x 2 patterns
    • 16 steps x 4 patterns
    • 8 steps x 8 patterns
  • Directly connect to a PC with optional USB cable
    • This will bus-power the unit
Product Options:
$234.00

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The Fuji Electric PXF4 temperature controller was crafted as a successor to the PXR4. It is equipped with multiple input and output options as well as innovative control functions making it perfect for a large array of applications. You can use any input among RTD, thermocouples, voltage, current, and mV. Switching the input is an easy parameter change.

General specifications

Power supply:

    100 V (-15%) to 240 V (+10%) AC, 50/60 Hz;

    24 V (±10%) DC/AC

Power consumption:

    10 VA MAX. (100 to 240 V AC), 3 VA MAX. (24 V DC/AC)

Insulation resistance:

    20 MΩ or more (at 500 V DC)

Withstand voltage:

Power source ↔ all terminals: 1500 V AC for 1 min Relay contact output ↔ all terminals: 1500 V AC for 1 min Between others 500 V AC for 1 min

 

Input section

Process value input

Number of input: 1

Input setting:

    Programmable scale

Input signal: See Table 1

    (Universal input: thermocouple, RTD, voltage, current)

Standard measurement range and input type:

    See Table 1

Indication accuracy (at Ta = 23°C):

    • Thermocouple input: either ±1°C ±1 digit or ±0.3% ±1 digit of indicated value, whichever is larger

    *except:

    Thermocouple B: 0 to 400°C: no accuracy assurance
    Thermocouple R: 0 to 500°C: ±3°C ±1 digit
    Thermocouples K, T, E, U, or N: -200 to -100°C: ±2°C ±1 digit

    • RTD input: ±0.8°C ±1 digit or ±0.2% ±1 digit of indicated value, whichever is larger

    • mV input, voltage input, current input: ±0.3%FS ±1 digit

Temperature effect on sensitivity:

    ±0.3%FS/10°C

Indication resolution:

    See Table 1

Input sampling rate:

    50 ms

Input impedance:

    • Thermocouple, mV input: 1 MΩ or more

    • Current input: 150 Ω or less (built-in diode)

    • Voltage input: About 1 MΩ

Variation by signal source resistance:

    • Thermocouple, mV input: ±0.3%FS ±1 digit per 100 Ω

    • Voltage input: ±0.3%FS ±1 digit per 500 Ω

Allowable wiring resistance:

    RTD: 10 Ω or less (per wire)

Allowable input voltage:

    • DC voltage input: within ±35V

    • Current input: within ±25 mA

    • Thermocouple, RTD, mV input: within ±5 V

Noise reduction ratio:

    • Normal mode: 40 dB (50/60 Hz)

    • Common mode: 120 dB (50/60 Hz)

    • Between input and power supply: ±1°C at 220 V AC, 50/60 Hz

Input correction:

    (a) User adjustment: ±50%FS for each of zero and span point

    (b) Process value shift: ±10%FS

    (c) Input filter: 0.0 to 120.0 s

         (filter OFF if set at 0.0)

    (d) Square root extraction: -0.1 to 105% (OFF if set to -0.1%)

Overrange, underrange:

    Beyond range of -5 to 105% (accuracy not guaranteed between -5 and 0, and between 100 and 105%FS)

    *Pt (-200 to 850°C) input: out of the range between -2 to 105%

    0 to 10 V DC input: out of the range between -2 to 105% Thermocouple E input: out of the range between -5 to

    102%

 

Remote SV input (optional)

Number of inputs:

    1

Input signal:

    Voltage: 0 to 5 V DC /1 to 5 V DC/0 to 10 V DC, Current: 0 to 20 mA DC/4 to 20 mA DC (a 250Ω resistor is required for current input)

Input impedance:

    About 1 MΩ

Sampling rate:

    50 ms

 

Current transformer (CT) input (optional)

Input type:

Single phase CT, 1 point

For 1 A to 30 A: CTL-6-S-H

For 20 A to 100 A: CTL-12-S36-8F

Range of detected current:

1 A to 100 A

Detected current accuracy:

Setpoint ±5% FS

Detected current resolution:

0.1 A

ON time necessary for detection:

300 ms MIN.

 

Digital input (DI) (optional)

Number of points:

Up to 1 (Up to 3 digital inputs for motorized valve control version)

Specifications:

No-voltage contact or transistor input

Contact capacity:

5 V DC, about 2 mA (per point)

Input judgment:

ON voltage: 2 V DC or lower

OFF voltage: 3 V DC or higher

Sampling pulse width:

50 ms MIN.

Functions:

Remote mode selection, SV changeover, control standby, AT startup, timer startup, alarm unlatch, program selec- tion, start/stop/reset, PID switching (normal/reverse), etc.

 

Output section

Control output

Number of points:

Up to 2 (2 points: Heating/cooling control)

Type:

    selected among (1) to (6) below

    (1) Relay contact output (SPST)

• Proportional cycle: 1 to 150 sec

• Contact structure: SPST (single pole single throw)

• Contact capacity: 250 V AC/30 V DC, 3 A (resistive load)

• Minimum ON/OFF current: 10 mA (5 V DC)

• Mechanical life: 20 million operations MIN. (100 operations/min)

• Electrical life: 100,000 operations MIN. (rated load)

    (2) Relay contact output (SPDT)

• Proportional cycle: 1 to 150 seconds

• Contact structure: SPDT (single pole double throw)

• Contact capacity: 250 V AC/30 V DC, 5 A (resistive load)

• Mechanial life: 50 million operations MIN. (100 operations/min)

• Electrical life: 100,000 operations MIN. (rated load)

    (3) SSR drive output

• Proportional cycle: 1 to 150 s

• ON voltage: 12 V DC (between 10.7 and 13.2V DC)

• OFF voltage: 0.5 V DC or lower

• Maximum current: 20 mA DC

• Load resistance: 600 Ω MIN.

    (4) Current output (0 to 20 mA DC/4 to 20 mA DC)

• Accuracy: ±5%FS

• Load resistance: 500 Ω MAX.

    (5) Voltage output (0 to 5 V DC/1 to 5 V DC/0 to 10 V DC/2 to 10 V DC)

• Accuracy: ±5%FS

• Load resistance: 10 kΩ MIN.

    (6) Motorized valve control output

• Contact structure: 2 SPST contacts without interlock circuit

*SPST: Single Pole Single Throw

• Contact capacity: 250 V AC/30 V DC, 3A (resistive load)

• Mechanical life: 20 million operations MIN. (100 operations/min)

• Electrical life: 100,000 operations MIN. (rated load)

 

Alarm output (optional)

Number of outputs:

Relay contact output: Up to 3 (shared common)

        Up to 2 (independent common)

Output specifications:

Relay contact output

Contact structure: SPST (single pole single throw)

Contact capacity: 250 V AC/30 V DC, 1 A (resistive load)

Minimum ON/OFF current: 10 mA (5 V DC)

Mechanical life: 20 million operations MIN.

(100 operations/min)

Electrical life: 100,000 operations MIN. (rated load)

Output functions:

Alarm output (see “Alarm function”), main unit control mode output, program status output, control output 1 and 2, etc.

Output cycle:

100 ms

 

Re-transmission output (optional)

Number of points:

1

Type:

Current/voltage output (0 to 20 mA DC/4 to 20 mA DC/0 to 5 V DC/1 to 5 V DC/ 0 to 10 V DC/2 to 10 V DC)

• Guaranteed output range: 0 to 21.0 mA DC/0 to 10.5 V DC

• Accuracy: ±0.2%FS (±5%FS at 1 mA or smaller)

• Resolution: 10,000 MIN.

• Load resistance: 500 Ω MAX. (current), 10 kΩ MIN. (voltage)

Output cycle:

100 ms

Output contents:

PV, SV, DV, MV

Additional function:

Scaling function

 

Indication/setting section

Display unit

Type:

LCD (with backlight)

Indication contents:

Process value indication: 11-segment, 4-digit [white] Setpoint indication: 11-segment, 4-digit [green] Screen No. indication: 7-segment, 3-digit [orange] Indication status: 23 indicator lamps

Luminance setting:

possible (4 steps)

 

Setting section

Type:

Sheet type keys (with emboss)

Number of keys:

5 keys

 

Control functions

Control types

ON/OFF control

PID control

• Dual control (heating/cooling)

• PID parameters determination: Auto tuning

Fuzzy PID control

• Dual control (heating/cooling)

• PID parameters determination: Auto tuning

Self tuning control

PID2 control

• Dual control (heating/cooling)

• PID parameters determination: Auto tuning

2-degrees-of-freedom PID

• PID parameters determination: Auto tuning

Position proportional PID (servo) control without position feedback

• Full stroke time: 30 seconds MIN.

 

Control parameters

• Proportional band (P): 0.1 to 999.9%

• Integral time (I): 0 to 3200 s

 Integral time control invalidated when

 I = 0.

• Differential time (D): 0.0 to 999.9 s

        Differential time control invalidated when D = 0.

• Control cycle: 100 to 900 ms (in 100 ms), 1 to 99 s (in seconds)

• Anti-reset windup:

0 to 100% of measurement range

• Hysteresis band: 50% of measurement range

(at 2-position control only)

• Number of SV and PID combinations: 8 combinations. Changed by any of parameter setting, digital input, communication, user function keying, zone change.

 

Control mode

Mode type:

Auto, Manual, Remote

* During 2-position control in Manual mode, 2-position manual operation with MV = 100% or 0% is operated.

Mode switching:

• Auto↔Manual: Balanceless·bumpless

• Auto/Manual → Remote: Balance·bumpless

• Auto/Manual ← Remote: Balance·bumpless

 

Alarm function

Number of alarm setting points

3 points

 

Alarm type

Process value (upper limit/lower limit, absolute/deviation, range), main unit error, etc.

(non-excitation, delay, latch, timer function option pro- vided)

 

Heater current alarm function (optional)

*Current detector (CT) is to be prepared separately

Detectable range:

1 A to 100 A

Detected current resolution:

0.1 A

Setting resolution:

0.1 A

Hysteresis:

0.0 A to 100.0 A

 

Communication function

7.1 RS-485 interface (optional)

Number of points:

1 point

Physical specifications:

EIA-485

Protocol:

Modbus-RTU

Communication method:

Half duplex bit serial, Asynchronous communication

Code type:

Data length: 8 data bits. Parity: Odd, even, none.

Communication rate:

9600 bps, 19200 bps, 38.4 kbps, 115.2 kbps

Connection status:

Up to 32 units connectable including multidrop master function

Communication distance:

Up to 500 m (total connect extension)

Additional functions:

• Cooperative operation

  The function in which several temperature controllers (as slave devices) can be operated by a master tem- perature controller.

• Programless communication

  The function in which a temperature controller can com- municate with a PLC without program.

   Supported PLCs: Mitsubishi PLC Q series

   Siemens PLC S7 series

 

Data backup at power failure

Memory protection: Protect by non-volatile memory

 

Self-diagnosis

Method: Program error supervision by watchdog timer

 

Operation and storage conditions

Operating ambient temperature:

-10 to 50°C

Storage temperature:

-20 to 60°C

Operating/storage ambient humidity:

90%RH MAX. (no condensing)

Warm-up time:

30 min MIN

Vibration:

During transportation 9.8 m/s2  (1G) or less

Impact:

During transportation: 294 m/s2 (30G) or less

 

Structure

Mounting method:

Panel mount

External terminals:

Screw terminals, M3

Case: material:

• ABS, PPO

• Non-combustibility grade: UL94V-0 equivalent

• Color: Black

Protection structure:

• Panel front side: IP66, NEMA-4X equivalent

  (When the panel is mounted using our genuine packing.

  Not water-proof if mounted closely together.)

• Body: IP20 equivalent (slits on top and bottom)

• Terminals: IP00 equivalent. Terminal cover can be

  mounted optionally.

Dimensions:

48 (W) × 48 (H) × 58 (D) mm

Weight:

approx. 100g

 

User customize function

Program (ramp/soak) function

Number of program steps:

64 steps x 1 pattern,

32 steps x 2 pattern,

16 steps x 4 pattern

8 steps x 8 pattern

(1 step = 2 segments)

Control option:

Operation control by digital input

Status output by digital output

Basic functions:

(1) Segment time can be set in “Hour, Minutes” or “Minutes, Seconds”

(2) Guarantee soak

(3) Repeat action

(4) PV start

(5) Delay start

(6) Power restoring function

Memory backup:

EEPROM

 

User functions

Pressing the user key can perform Auto/Manual change, Standby ON/OFF change, local SV/remote SV change, ramp/soak change or other functions as assigned.

 

Password function

3-level password function

 

Simple power-monitoring function and operating days alarm

Simple power-monitoring function

• By connecting a current transformer (to be prepared separately), electric power consumption of a heater can be displayed.

(Electric power is calculated with the fixed voltage value.)

• Current detector (CT) is to be prepared separately

• Current detection range: 1 A to 100 A

 

Operating days alarm

• Displays the operating days and activates alarm output

(optional) when it exceeds the setpoint.

• This function is useful for preventive maintenance because it let you know the appropriate time for maintenance work.

 

Certification

UL, C-UL

 

15. EU Directive Compliance        

LVD (2014/35/EU)

EN 61010-1

EN 61010-2-030

EMC (2014/30/EU)

EN 61326-1 (Table 2)

EN 55011 (Group 1 Class A)

EN 61000-3-2 (Class A)

EN 61000-3-3

RoHS (2011/65/EU)

EN 50581

 

Table 1 Measurement range

Input type

Code (PvT)

Measurement range [°C]

Minimum input increment [°C]

RTD

Pt100

PT1

0.0 to 150.0

0.1

PT2

0.0 to 300.0

0.1

PT3

0.0 to 500.0

0.1

PT4

0.0 to 600.0

0.1

PT5

-50.0 to 100.0

0.1

PT6

-100.0 to 200.0

0.1

PT7

-199.9 to 600.0

0.1

PT8

-200 to 850

1

Thermocouple

J

J1

0.0 to 400.0

0.1

J2

-20.0 to 400.0

0.1

J3

0.0 to 800.0

0.1

J4

-100 to 1000

1

K

K1

0 to 400

0.1

K2

-20.0 to 500.0

0.1

K3

0.0 to 800.0

0.1

K4

-200 to 1300

1

R

R

0 to 1700

1

B

B

0 to 1800

1

S

S

0 to 1700

1

T

T1

-199.9 to 200.0

0.1

T2

-199.9 to 400.0

0.1

E

E1

0.0 to 800.0

0.1

E2

-150.0 to 800.0

0.1

E3

-200 to 800

1

L

L

-100 to 850

1

U

U1

-199.9 to 400.0

0.1

U2

-200 to 400

1

N

N

-200 to 1300

1

W

W

0 to 2300

1

PL-II

PL-2

0 to 1300

1

DC voltage

0 to 5 V

0-5V

 

 

 

 

-1999 to 9999

(Scaling range)

 

 

 

 

-

1 to 5 V

1-5V

0 to 10 V

0-10

2 to 10 V

2-10

0 to 100 mV

MV

DC current

0 to 20 mA

0-20

4 to 20 mA

4-20

* Input signal, measurement range, and set value at the time of delivery are as follows: Thermocouple K, Measurement range from 0 through 400°C, Set value 0°C.

Switching the input signal among thermocouple, RTD, current, and voltage is available by key operation on the front panel.

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