Description
Brainchild C22 Temperature Controller with 2 LCD Display The new generation low-cost PID microprocessor-based Fuzzy logic digital controller series incorporates two bright easy-to-read LCD Displays that indicate Process value (PV) and Setpoint value (SP). The Fuzzy Logic technology incorporated into this series controller enables a process to reach the predetermined set point in the shortest time with a minimum overshoot during Start (Power ON) or external load disturbances.
Brainchild C22 Temperature Controller with 2 LCD Display The new generation low-cost PID microprocessor-based Fuzzy logic digital controller series incorporates two bright easy-to-read LCD Displays that indicate Process value (PV) and Setpoint value (SP).
Feature Product
- High-quality LCD Display
- High Accuracy 18 Bit A-D (Analog to Digital) Input and 15 Bit D-A (Digital to Analog) Output
- The Fast Sampling Rate in 200msec
- True Universal Inputs of Thermocouple, RTD, mA, V
- Fuzzy+ PID Control
- Auto-Tuning
- Possibility of both RS-485 and Analog Retransmission
- CT Inputs for Heater-Break Detection
- Up to 6 Event Inputs
- Remote Setpoint
- Bump less Transfer
- Lockout Protection
- Bidirectional Menu Navigation
Specification Product
| Power Supply | 90 to 250?VAC, 47–63?Hz ; 11 to 40?VDC / 20 to 28 VAC, 47–?63 Hz |
| Power Consumption | C22/R22: 8VA, 4W maximum, C62: 10VA, 5W maximum, C72/C82/C83/C42: 12VA, 6W maximum |
Signal Input
| Type | Thermocouple(J,K,T,E,B,R,S,N,L,U,P,C,D), RTD(PT100(DIN), PT100(JIS)), Current(mA),Voltage(Volts) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Resolution | 18 Bits | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sampling Rate | 5 Times / Second (200msec) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Maximum Rating | -2VDC minimum, 12VDC maximum | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Input Characteristics |
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| Temperature Effect | 1.5µV /°C for all inputs except mA input, 3.0µV /°C for mA | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sensor Lead Resistance Effect | Thermocouple: 0.2 µV /?; 3-wire RTD: 2.6°C /? of Difference of Resistance of two leads 2-wire RTD: 2.6°C /? of Sum of Resistance of two leads | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Burn-out Current | 200nA | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Common Mode Rejection Ratio(CMRR) | 120 dB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Normal Mode Rejection Ratio (NMRR) | 55dB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sensor Break Detection | Sensor open for Thermocouple and RTD inputs, sensor short for RTD input , below 1mA for 4-20mA input, below 0.25V for 1 – 5V input, not available for other inputs | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sensor Break Responding Time | Within 4 seconds for Thermocouple and RTD inputs, 0.1 second for 4-20mA and 1 – 5V inputs |
Remote Set Point Input
| Type | Linear Current,Linear Voltage |
| Range | -3mA to 27mA, -1.3V to 11.5V |
| Accuracy | ±0.05 % |
| Remote Set Point Option | Not Available |
| Input Impedance | Current: 2.5?, Voltage:1.5M? |
| Resolution | 18 Bits |
| Sampling Rate | 1.66 Times/Second |
| Maximum Rating | 280mA maximum for Current Input, 12VDC maximum for Voltage Input |
| Temperature Effect | ±1.5µV/°C for Voltage Input , ±3.0µV/°C for Current Input |
| Sensor Break Detection | Below 1mA for 4-20mA input, below 0.25V for 1 – 5V input, not available for other inputs |
| Sensor Break Responding Time | 0.1 Seconds |
Event Inputs
| No. of Event Inputs | 1 |
| Logic Low | -10V minimum, 0.8V maximum. |
| Logic High | 2V minimum, 10V maximum |
| Functions | See availability table in user manual |
CT Inputs
| CT Type | CT98-1 |
| Accuracy | ±2%of Full Scale Reading, ± 1 digit maximum |
| Input Impedance | 294? |
| Measurement Range | 0 to 50A AC |
| Output of CT | 0 to 5V DC |
| CT Mounting | Screw Mounting |
| Sampling Rate | 1 Time/Second |
Output 1 /Output 2
| Type | Relay,Pulsed Voltage,Linear Voltage and Linear Current |
| Relay Rating | 2A,240V AC,200000 Life Cycles for Resistive Load |
| Pulsed Voltage | Source Voltage 5V,Current Limiting Resistance 66? |
| Linear Output Resolution | 15 Bits |
| Linear Output Regulation | 0.02% for full load change |
| Linear Output Settling Time | 0.1 Second ( Stable to 99.9%) |
| Isolation Breakdown Voltage | 1000 V AC |
| Temperature Effect | ±0.01% of Span/ °C |
| Load Capacity of Linear Output | Linear Current: 500? maximum, Linear Voltage: 10K? minimum |
Alarm
| Relay Type | Form A |
| Maximum Rating | 2A,240V AC,200000 Life Cycles for Resistive Load |
| Alarm Functions | Dwell Timer, Deviation Low, Deviation High, Deviation Band Low, Deviation Band High, Process High, Process Low |
| Alarm Mode | Latching, Hold, Normal, Latching/Hold |
| Dwell Timer | 0.1 to 4553.6 Minutes |
Data Communication
| Interface | RS-485 |
| Protocol | Modbus RTU (Slave Mode) |
| Address | 1 to 247 |
| Baudrate | 2.8KBPS to 115.2 KBPS |
| Parity Bit | None, Even or Odd |
| Stop Bit | 1 or 2 Bits |
| Data Length | 7 or 8 Bits |
| Communication Buffer | 160 Bytes |
Analog Retransmission
| Output Signal | 4-20 mA, 0-20 mA,0 – 10V |
| Resolution | 15 Bits |
| Accuracy | ±0.05% of Span ± 0.0025% / °C |
| Load Resistance | 0 to 500? for Current Output , 10K? minimum for Voltage Output |
| Output Regulation | 0.01% for full load change |
| Output Setting Time | 0.1 Second (Stable to 99.9%) |
| Isolation Breakdown | 1000VAC minimum |
| Integral Linearity Error | ±0.005% of Span |
| Temperature Effect | ±0.0025% of Span /°C |
| Saturation Low | 0mA or 0V |
| Saturation High | 22.2mA or 5.55V,11.1V min |
| Linear Output Ranges | 0 – 22.2mA (0 – 20mA/4 – 20mA), 0 – 5.55V (0 – 5V, 1 – 5V),0 – 11.1V (0 – 10V) |
User Interface
| Keypad | 4 Keys |
| Display Type | 4 Digit LCD Display |
| No. of Display | 2 |
| Upper Display Size | 0.4”(10mm) |
| Lower Display Size | 0.19”(4.8mm) |
Programming Port
| Interface | Micro USB |
| PC Communication Function | Automatic Setup, Calibration and Firmware Upgrade |
Control Mode
| Output 1 | Reverse (Heating) or Direct (Cooling) Action |
| Output 2 | PID cooling control, Cooling P band 50~300% of PB, Dead band -36.0 ~ 36.0 % of PB |
| ON-OFF | 0.1 – 90.0 (°F ) hysteresis control ( P band = 0) |
| P or PD | 0 – 100.0 % offset adjustment |
| PID | Fuzzy logic modified Proportional band 0.1 ~ 900.0°F, Integral time 0 – 3600 Seconds,Derivative time 0 – 360.0 Seconds |
| Cycle Time | 0.1 to 90.0 Seconds |
| Manual Control | Heat(MV1) and Cool(MV2) |
| Auto-tuning | Cold Start and Warm Start |
| Failure Mode | Auto transfer to manual mode while sensor break or A-D Converter damage |
| Ramping Control | 0 to 900.0°F/Minute or 0 to 900.0°F/Hour Ramp Rate |
Digital Filter
| Function | First Order |
| Time Constant | 0,0.2, 0.5, 1, 2, 5, 10, 20, 30, 60 Seconds Programmable |
Environmental and Physical Specifications
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -40°C to 60°C |
| Humidity | 0 to 90 % RH (Non-Condensing) |
| Altitude | 2000 Meters maximum |
| Pollution | Degree II |
| Insulation Resistance | 20M? minimum(@500V DC) |
| Dielectric Strength | 2000V AC,50/60 Hz for 1 Minute |
| Vibration Resistance | 10 to 55 Hz , 10m/s2 for 2 Hours |
| Shock Resistance | 200 m/s2(20g) |
| Moldings | Flame Retardant Polycarbonate |
| Mounting | Panel |
| Dimensions (W*H*D) (mm) | 48*24*92 |
| Depth Behind Panel (mm) | 84 |
| Cut Out Dimensions (mm) | 45*22.2 |
| Weight (grams) | 120 |
For More Information & Price: Brainchild C22 Temperature Controller with 2 LCD Display
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