Description
Brainchild BTC-4300 High-end Process and Temperature Controllers, the Fuzzy Logic plus PID microprocessor-based temperature controller, incorporate two bright, easy-to-read 4-digit LED displays, indicating process value and set point value. The Fuzzy Logic technology enables a process to reach a predetermined set point in the shortest time, with the minimum of overshoot during power-up or external load disturbance.
Brainchild BTC-4300 Feature
- Fast input sample rate (5 times/second)
- Basic & full function
- User menu configurable
- Pump control
- Fuzzy + PID microprocessor-based control
- Automatic programming
- Differential control
- Auto-tune function
- Self-tune function
- Sleep mode function
- “Soft-start ” ramp and dwell timer
- Programmable inputs (thermocouple, RTD, mA, VDC)
- Analog input for remote set point and CT
- Event input for changing function & set point
- Programmable digital filter
- Hardware lockout + remote lockout protection
- Loop break alarm
- Heater break alarm
- Sensor break alarm + Bumpless transfer
- RS-485, RS-232 communication
- Analong retransmission
- Signal conditioner DC power supply
- A wide variety of output modules are available
- Safety UL / CSA / IEC1010-1
- EMC / CE EN 61326
| Brainchild BTC-4300Power |
|---|
| 90 – 264 VAC, 47 – 63 Hz, 15VA, 15W maximum |
| 11 – 26 VAC / VDC, SELV, Limited Energy, 15VA, 7W maximum |
| Input 1 | Characteristics |
|---|---|
| Resolution | 18 bits |
| Sampling Rate | 5 times/second |
| Maximum Rating | -2 VDC minimum, 12 VDC maximum( 1 minute for mA input ) |
| Temperature Effect | ±1.5 uV/ °C for all inputs except mA input ±3.0 uV/ °C for mA input |
| Sensor Lead Resistance Effect | T/C: 0.2uV/ohm 3-wire RTD: 2.6 °C/ohm of resistance difference of two leads 2-wire RTD: 2.6 °C/ohm of resistance sum of two leads 200nA |
| Common Mode Rejection Ratio ( CMRR ) | 120dB |
| Normal Mode Rejection Ratio ( NMRR ) | 55dB |
| Sensor Break Detection | Sensor open for TC, RTD, and mV inputs, below 1 mA for 4-20 mA input, below 0.25V for 1 – 5 V input, unavailable for other inputs. |
| Sensor Break Responding Time | Within 4 seconds for TC, RTD, and mV inputs, 0.1 second for 4-20 mA and 1 – 5 V inputs. |
| Brainchild BTC-4300 Input 1 | |||
|---|---|---|---|
| Type | Range | ?Accuracy@ 25 °C | Input Impedance |
| J | -120 ~ 1000 °C (-184 ~ 1832 °F) | ±2 °C | 2.2M? |
| K | -200 ~ 1370 °C (-328 ~ 2498°F) | ±2 °C | 2.2M? |
| T | -250 ~ 400°C (-418 ~ 752°F) | ±2 °C | 2.2M? |
| E | -100 ~ 900 °C (-148 ~ 1652 °F) | ±2 °C | 2.2M? |
| B | 0 ~ 1820 °C (32 ~ 3308 °F) | ±2 °C (200°C – 1820°C) | 2.2M? |
| R | 0 ~ 1768 °C (32 ~ 3214 °F) | ±2 °C | 2.2M? |
| S | 0 ~ 1768 °C (32 ~ 3214 °F) | ±2 °C | 2.2M? |
| N | -250 ~ 1300 °C (-418 ~ 2372 °F) | ±2 °C | 2.2M? |
| L | -200 ~ 900 °C (-328 ~ 1652 °F) | ±2 °C | 2.2M? |
| PT100 (DIN) | -210 ~ 700 °C (-346 ~ 1292 °F) | ±0.4°C | 1.3K? |
| PT100 (JIS) | -200 ~ 600 °C (-328 ~ 1112 °F) | ±0.4°C | 1.3K? |
| mV | -8 ~ 70mV | ±0.05% | 2.2M? |
| mA | -3 ~ 27mA | ±0.05% | 70.5? |
| V | -1.3 ~ 11.5V | ±0.05% | 302K? |
| Input 2 | Characteristics |
|---|---|
| Resolution | 18 bits |
| Sampling Rate | 1.66 times/second |
| Maximum Rating | -2 VDC minimum, 12 VDC maximum |
| Temperature Effect | ±1.5uV/ °C for all inputs except mA input ±3.0uV/ °C for mA input |
| Common Mode Rejection Ratio ( CMRR ) | 120dB |
| Normal Mode Rejection Ratio ( NMRR ) | 55dB |
| Sensor Break Detection | Below 1 mA for 4-20 mA input, below 0.25V for 1 – 5V input, unavailable for other inputs. |
| Sensor Break Responding Time | 0.5 second |
| Brainchild BTC-4300 Input 2 | |||
|---|---|---|---|
| Type | Range | ?Accuracy@ 25 °C | Input Impedance |
| CT94-1 | 0-50.0 A | ±2% of Reading ±0.2A | 302K |
| mA | -3 ~ 27mA | ±0.05% | 70.5 +0.8V / input current |
| V | -1.3 ~ 11.5V | ±0.05% | 302K? |
| Input 3 (Event Input) | |
|---|---|
| Logic Low | -10V minimum, 0.8V maximum. |
| Logic High | 2V minimum, 10V maximum |
| External pull-down Resistance | 400 K maximum |
| External pull-up Resistance | 1.5 M minimum |
| Functions | Select the second set point and/or PID, reset alarm 1 and/or alarm 2, disable output 1 and/or output 2, remote lockout. |
| Output 1 / Output 2 | |
|---|---|
| Relay Rating | 2A/240 VAC, life cycles 200,000 for resistive load |
| Pulsed Voltage | Source Voltage 5V, current limiting resistance 66. |
| Brainchild BTC-4300Linear Output Characteristics | |||
|---|---|---|---|
| Type | Zero Tolerance | Span Tolerance | Load Capacity |
| 4-20 mA | 3.6-4 mA | 20-21 mA | 500? max. |
| 0-20 mA | 0 mA | 20-21 mA | 500? max. |
| 0-5 V | 0 V | 5-5.25 V | 10K? min. |
| 1-5 V | 0.9-1 V | 5-5.25 V | 10K? min. |
| 0-10 V | 0 V | 10-10.5 V | 10K? min. |
| Linear Output | |
|---|---|
| Resolution | 15 bits |
| Output Regulation | 0.01 % for full load change |
| Output Settling Time | 0.1 sec. ( stable to 99.9 % ) |
| Isolation Breakdown Voltage | 1000VAC |
| Temperature Effect | ±0.0025 % of SPAN / °C |
| Triac ( SSR ) Output | |
|---|---|
| Rating | 1A / 240 VAC |
| Inrush Current | 20A for 1 cycle |
| Min. Load Current | 50 mA rms |
| Max. Off-state Leakage | 3 mA rms |
| Max. On-state Voltage | 1.5V rms |
| Insulation Resistance | 1000 Mohms min. at 500 VDC |
| Dielectric Strength | 2500 VAC for 1 minute |
| DC Voltage Supply Characteristics (Installed at Output 2) | |
| Type | Tolerance | Max. Output Current | Ripple Voltage | Isolation Barrier |
| 20V | ±1.0 V | 25mA | 0.2Vp-p | 500VAC |
| 12V | ±0.6V | 40mA | 0.1Vp-p | 500VAC |
| 5V | ±0.25V | 80mA | 0.05Vp-p | 500VAC |
| Alarm 1/ Alarm 2 ( Output 2 ) | |
|---|---|
| Alarm 1 Relay | Form A or Form B for BTC-9300, Form C for BTC4300, BTC-8300, 5V Logic output for BTC-2500 Max. Rating 2A/240VAC, life cycles 200,000 for resistive load. |
| Alarm 2 Relay | Form A, Max. rating 2A/240VAC, life cycles 200,000 for resistive load. |
| Alarm Functions | Dwell timer, Deviation High / Low Alarm, Deviation Band High / Low Alarm, PV1 High / Low Alarm, PV2 High / Low Alarm, PV1 or PV2 High /Low Alarm, PV1-PV2 High /Low Alarm, Loop Break Alarm, Sensor Break Alarm. |
| Alarm Mode | Normal, Latching, Hold, Latching / Hold. |
| Dwell Timer | 0 – 6553.5 minutes |
| Data Communication | |
|---|---|
| Interface | RS-232 ( 1 unit ), RS-485 ( up to 247 units ) |
| Protocol | Modbus Protocol RTU mode |
| Address | 1 – 247 |
| Baud Rate | 0.3 ~ 38.4 Kbits/sec |
| Data Bits | 7 or 8 bits |
| Parity Bit | None, Even or Odd |
| Stop Bit | 1 or 2 bits |
| Communication Buffer | 50 bytes |
| Analog Retransmission | |
|---|---|
| Functions | PV1, PV2, PV1-PV2, PV2-PV1, Set Point, MV1, MV2, PV-SV deviation value |
| Output Signal | 4-20 mA, 0-20 mA, 0-1V, 0-5V, 1-5V, 0-10V |
| Resolution | 15 bits |
| Accuracy | ±0.05 % of span ±0.0025 %/ °C |
| Load Resistance | 0 – 500 ohms ( for current output ),10 K ohm minimum ( for voltage output ) |
| Output Regulation | 0.01 % for full load change |
| Output Settling Time | 0.1 sec. (stable to 99.9 % ) |
| Isolation Breakdown Voltage | 1000 VAC min. |
| Integral Linearity Error | ±0.005 % of the span |
| Temperature Effect | ±0.0025 % of span/ °C |
| Saturation Low | 0 mA ( or 0V ) |
| Saturation High | 22.2 mA ( or 5.55V, 11.1V min. ) |
| Linear Output Range | 0 – 22.2mA(0-20mA or 4-20mA), 0 – 5.55V ( 0 – 5V, 1 – 5V ), 0 – 11.1 V ( 0 – 10V ) |
| User Interface | Dual 4-digit LED Displays |
|---|---|
| BTC-4300 | Upper 0.55″ ( 14mm ) Lower 0.4″ ( 10 mm ) |
| BTC-8300, BTC-9300 | Upper 0.4″ ( 10 mm ) Lower 0.31″ ( 8 mm ) |
| BTC-2500 | 0.4″(10mm) |
| Keypad | 3 keys |
| Programming Port | For automatic setup, calibration, and testing |
| Communication Port | Connection to PC for supervisory control |
| Control Mode | |
|---|---|
| Output 1 | Reverse ( heating ) or direct ( cooling )action |
| Output 2 | PID cooling control, cooling P band 1 ~ 255% of PB |
| ON-OFF | 0.1 – 55.6 ( °C ) hysteresis control ( P band = 0 ) |
| P or PD | 0 – 100.0 % offset adjustment |
| PID | Fuzzy logic modified, Proportional band 0 ~ 500.0 °C, Integral time 0 – 1000 seconds, Derivative time 0 – 360.0 seconds |
| Cycle Time | 0.1 – 100.0 seconds |
| Manual Control | Heat (MV1) and Cool (MV2) |
| Auto-tuning | Cold start and warm start |
| Failure Mode | Auto-transfer to manual mode while the sensor breaks or A-D converter damage |
| Ramping Control | 0 ~ 500.0 °C/minute or 0 ~ 500.0 °C/hour ramp rate |
| Sleep Mode | Enable or Disable |
| Ramping Control | 0 ~ 500.0 °C/minute or 0 ~ 500.0 °C/hour ramp rate |
| Power Limit | 0 – 100 % output 1 and output 2 |
| Pump / Pressure Control | Sophisticated functions provided |
| Remote Set Point | The programmable range for voltage or current input |
| Differential Control | Control PV1 – PV2 at set point |
| Digital Filter | Function: First order Time Constant : 0, 0.2, 0.5, 1, 2, 5, 10, 20, 30, 60 seconds programmable |
| Environmental & Physical | |
|---|---|
| Operating Temperature | -10°C ~ 50°C |
| Storage Temperature | -40°C ~ 60°C |
| Humidity | 0 to 90 % RH ( non-condensing ) |
| Insulation Resistance | 20 Mohms min. ( at 500 VDC ) |
| Dielectric Strength | 2000 VAC, 50/60 Hz for 1 minute |
| Vibration Resistance | 10 – 55 Hz, 10 m/s² for 2 hours |
| Shock Resistance | 200 m/s2( 20 g ) |
| Moldings | Flame retardant polycarbonate |
| Dimensions | BTC-4300 —96mm(W) X 96mm(H) X 66mm(D), 53 mm depth behind panel |
| Mounting | BTC-4300 —panel mount, cutout 92 X 92 ( mm ) |
| Weight | BTC-4300 — 255 grams |
| Approval Standards | |
|---|---|
| Safety | UL 61010C-1 , CSA C22.2 No. 24-93 , EN61010-1 (IEC1010-1) |
| Protective Class | BTC-4300: IP 20 housing and terminals with protective covers. |
| EMC | EN61326 |
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