Brainchild BTC-2500 Temperature Thermostat tersedia dengan 3 output, 2 dari daftar di atas serta alarm output.
Semua BrainChild Fuzzy Logic plus pengontrol suhu berbasis mikroprosesor PID, menggabungkan dua tampilan LED 4 digit yang terang dan mudah dibaca, menunjukkan nilai proses dan nilai titik setel. Teknologi Fuzzy Logic memungkinkan suatu proses untuk mencapai set point yang telah ditentukan dalam waktu singkat, dengan minimum overshoot selama power-up atau gangguan beban eksternal.
Semua model Termostat Suhu BTC memiliki tingkat kenaikan suhu yang dapat diprogram dan pengatur waktu bawaan yang akan membawa proses ke suhu pada tingkat yang ditetapkan dan menahannya untuk waktu yang telah ditentukan sebelum dimatikan.
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Fuzzy Logic plus pengontrol suhu berbasis mikroprosesor PID, menggabungkan dua tampilan LED 4 digit yang terang dan mudah dibaca, menunjukkan nilai proses dan nilai titik setel. Teknologi Fuzzy Logic memungkinkan suatu proses untuk mencapai set point yang telah ditentukan dalam waktu singkat, dengan minimum overshoot selama power-up atau gangguan beban eksternal.
Fitur
- Laju sampel input cepat (5 kali / detik)
- Fungsi dasar & lengkap
- Menu pengguna dapat dikonfigurasi
- Kontrol pompa
- Kontrol berbasis mikroprosesor Fuzzy + PID
- Pemrograman otomatis
- Kontrol diferensial
- Fungsi penyetelan otomatis
- Fungsi penyetelan sendiri
- Fungsi mode tidur
- “Soft-start ” ramp dan timer tinggal
- Input yang dapat diprogram (termokopel, RTD, mA, VDC)
- Input analog untuk titik setel jarak jauh dan CT
- Input acara untuk mengubah fungsi & titik setel
- Filter digital yang dapat diprogram
- Penguncian perangkat keras + perlindungan penguncian romote
- Alarm istirahat loop
- Alarm pemutus pemanas
- Alarm kerusakan sensor + transfer tanpa benturan
- Komunikasi RS-485, RS-232
- Transmisi ulang analog
- Catu daya DC pengkondisi sinyal
- Berbagai macam modul keluaran tersedia
- Keamanan UL / CSA / IEC1010-1
- EMC / CE EN 61326
Spesifikasi
| Power |
|---|
| 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. |
| Input 1 | |||
|---|---|---|---|
| Type | Range | Accuracy@ 25 °C | Input Impedance |
| J | -120 ~ 1000 °C (-184 ~ 1832 °F) | ±2 °C | 2.2MΩ |
| K | -200 ~ 1370 °C (-328 ~ 2498°F) | ±2 °C | 2.2MΩ |
| T | -250 ~ 400°C (-418 ~ 752°F) | ±2 °C | 2.2MΩ |
| E | -100 ~ 900 °C (-148 ~ 1652 °F) | ±2 °C | 2.2MΩ |
| B | 0 ~ 1820 °C (32 ~ 3308 °F) | ±2 °C (200°C – 1820°C) | 2.2MΩ |
| R | 0 ~ 1768 °C (32 ~ 3214 °F) | ±2 °C | 2.2MΩ |
| S | 0 ~ 1768 °C (32 ~ 3214 °F) | ±2 °C | 2.2MΩ |
| N | -250 ~ 1300 °C (-418 ~ 2372 °F) | ±2 °C | 2.2MΩ |
| L | -200 ~ 900 °C (-328 ~ 1652 °F) | ±2 °C | 2.2MΩ |
| PT100 (DIN) | -210 ~ 700 °C (-346 ~ 1292 °F) | ±0.4°C | 1.3KΩ |
| PT100 (JIS) | -200 ~ 600 °C (-328 ~ 1112 °F) | ±0.4°C | 1.3KΩ |
| mV | -8 ~ 70mV | ±0.05% | 2.2MΩ |
| mA | -3 ~ 27mA | ±0.05% | 70.5Ω |
| V | -1.3 ~ 11.5V | ±0.05% | 302KΩ |
| Input 2 | Characteristics |
|---|---|
| Resolution | 18 bits |
| Sampling Rate | 1.66 times / second |
| Maximum Rating | -2 VDC minimum, 12 VDC maximum |
| Emperature 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 |
| 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% | 302KΩ |
| 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 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 . |
| Linear Output Characteristics | |||
|---|---|---|---|
| Type | Zero Tolerance | Span Tolerance | Load Capacity |
| 4-20 mA | 3.6-4 mA | 20-21 mA | 500Ω max. |
| 0-20 mA | 0 mA | 20-21 mA | 500Ω max. |
| 0-5 V | 0 V | 5-5.25 V | 10KΩ min. |
| 1-5 V | 0.9-1 V | 5-5.25 V | 10KΩ min. |
| 0-10 V | 0 V | 10-10.5 V | 10KΩ 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 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 sensor break 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 | 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 BTC-8300 —48mm(W) X 96mm(H) X 80mm(D), 65 mm depth behind panel BTC-9300 —50.7mm(W) X 50.7mm(H) X 88.5mm(D), 75mm depth behind panel BTC-2500 —50mm(W) X 26.5mm(H) X 110.5 mm(D), 98.0 mm depth behind panel |
| Mounting | BTC-4300 —panel mount, cutout 92 X 92 ( mm ) BTC-8300 —panel mount, cutout 45 X 92 ( mm ) BTC-9300 —panel mount, cutout 45 X 45 ( mm ) BTC-2500 —panel mount, cutout 45 X 22.2 ( mm ) |
| Weight | BTC-4300 — 255 grams BTC-8300 — 220 grams BTC-9300 — 150 gram BTC-2500 — 120 grams |
| Approval Standards | |
|---|---|
| Safety | UL 61010C-1 , CSA C22.2 No. 24-93 , EN61010-1 (IEC1010-1) |
| Protective Class | BTC-8300, BTC-4300: IP 20 housing and terminals with protective covers. BTC-2500, BTC-9300: NEMA 4X(IP65) front panel , IP 20 housing and terminals |
| EMC | EN61326 |
Sumber : brainchildtw.com | inaparts.com
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