Brainchild BTC-2500 Temperature Thermostat

Brainchild BTC-2500 Temperature Thermostat

Table of Contents

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.

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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.

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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

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Spesifikasi

Power
90 – 264 VAC, 47 – 63 Hz, 15VA, 15W maximum
11 – 26 VAC / VDC, SELV, Limited Energy, 15VA, 7W maximum

 

Input 1Characteristics
Resolution18 bits
Sampling Rate5 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 EffectT/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 DetectionSensor 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 TimeWithin 4 seconds for TC, RTD and mV inputs,
0.1 second for 4-20 mA and 1 – 5 V inputs.

 

Input 1
TypeRange Accuracy@ 25 °CInput Impedance
J-120 ~ 1000 °C (-184 ~ 1832 °F)±2 °C2.2MΩ
K-200 ~ 1370 °C (-328 ~ 2498°F)±2 °C2.2MΩ
T-250 ~ 400°C (-418 ~ 752°F)±2 °C2.2MΩ
E-100 ~ 900 °C (-148 ~ 1652 °F)±2 °C2.2MΩ
B0 ~ 1820 °C (32 ~ 3308 °F)±2 °C (200°C – 1820°C)2.2MΩ
R0 ~ 1768 °C (32 ~ 3214 °F)±2 °C2.2MΩ
S0 ~ 1768 °C (32 ~ 3214 °F)±2 °C2.2MΩ
N-250 ~ 1300 °C (-418 ~ 2372 °F)±2 °C2.2MΩ
L-200 ~ 900 °C (-328 ~ 1652 °F)±2 °C2.2MΩ
PT100 (DIN)-210 ~ 700 °C (-346 ~ 1292 °F)±0.4°C1.3KΩ
PT100 (JIS)-200 ~ 600 °C (-328 ~ 1112 °F)±0.4°C1.3KΩ
mV-8 ~ 70mV±0.05%2.2MΩ
mA-3 ~ 27mA±0.05%70.5Ω
V-1.3 ~ 11.5V±0.05%302KΩ

 

Input 2Characteristics
Resolution18 bits
Sampling Rate1.66 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 DetectionBelow 1 mA for 4-20 mA input,
below 0.25V for 1 – 5V input,
unavailable for other inputs.
Sensor Break Responding Time0.5 second

 

Input 2
TypeRange Accuracy@ 25 °CInput Impedance
CT94-10-50.0 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 High2V minimum, 10V maximum
External pull-down Resistance400 K maximum
External pull-up Resistance1.5 M minimum
FunctionsSelect 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 Rating2A/240 VAC, life cycles 200,000 for resistive load
Pulsed VoltageSource Voltage 5V, current limiting resistance 66 .

 

Linear Output Characteristics
TypeZero ToleranceSpan ToleranceLoad Capacity
4-20 mA3.6-4 mA20-21 mA500Ω max.
0-20 mA0 mA20-21 mA500Ω max.
0-5 V0 V5-5.25 V10KΩ min.
1-5 V0.9-1 V5-5.25 V10KΩ min.
0-10 V0 V10-10.5 V10KΩ min.

 

Linear Output
Resolution15 bits
Output Regulation0.01 % for full load change
Output Settling Time0.1 sec. ( stable to 99.9 % )
Isolation Breakdown Voltage1000VAC
Temperature Effect±0.0025 % of SPAN / °C

 

Triac ( SSR ) Output
Rating1A / 240 VAC
Inrush Current20A for 1 cycle
Min. Load Current50 mA rms
Max. Off-state Leakage3 mA rms
Max. On-state Voltage1.5V rms
Insulation Resistance1000 Mohms min. at 500 VDC
Dielectric Strength2500 VAC for 1 minute
DC Voltage Supply Characteristics (Installed at Output 2)

 

TypeToleranceMax. Output CurrentRipple VoltageIsolation Barrier
20V±1.0 V25mA0.2Vp-p500VAC
12V±0.6V40mA0.1Vp-p500VAC
5V±0.25V80mA0.05Vp-p500VAC

 

Alarm 1/ Alarm 2 ( Output 2 )
Alarm 1 RelayForm 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 RelayForm A,Max. rating 2A/240VAC, life cycles 200,000 for resistive load.
Alarm FunctionsDwell 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 ModeNormal, Latching, Hold, Latching / Hold.
Dwell Timer0 – 6553.5 minutes

 

Data Communication
InterfaceRS-232 ( 1 unit ), RS-485 ( up to 247 units )
ProtocolModbus Protocol RTU mode
Address1 – 247
Baud Rate0.3 ~ 38.4 Kbits/sec
Data Bits7 or 8 bits
Parity BitNone, Even or Odd
Stop Bit1 or 2 bits
Communication Buffer50 bytes

 

Analog Retransmission
FunctionsPV1, PV2, PV1-PV2, PV2-PV1, Set Point,
MV1, MV2, PV-SV deviation value
Output Signal4-20 mA, 0-20 mA, 0-1V, 0-5V, 1-5V, 0-10V
Resolution15 bits
Accuracy±0.05 % of span ±0.0025 %/ °C
Load Resistance0 – 500 ohms ( for current output ),10 K ohm minimum ( for voltage output )
Output Regulation0.01 % for full load change
Output Settling Time0.1 sec. (stable to 99.9 % )
Isolation Breakdown Voltage1000 VAC min.
Integral Linearity Error±0.005 % of span
Temperature Effect±0.0025 % of span/ °C
Saturation Low0 mA ( or 0V )
Saturation High22.2 mA ( or 5.55V, 11.1V min. )
Linear Output Range0 – 22.2mA(0-20mA or 4-20mA),
0 – 5.55V ( 0 – 5V, 1 – 5V ),
0 – 11.1 V ( 0 – 10V )

 

User InterfaceDual 4-digit LED Displays
BTC-4300Upper 0.55″ ( 14mm )
Lower 0.4″ ( 10 mm )
BTC-8300, BTC-9300Upper 0.4″ ( 10 mm )
Lower 0.31″ ( 8 mm )
BTC-25000.4″(10mm)
Keypad3 keys
Programming PortFor automatic setup, calibration and testing
Communication PortConnection to PC for supervisory control

 

Control Mode
Output 1Reverse ( heating ) or direct ( cooling )action
Output 2PID cooling control, cooling P band 1 ~ 255% of PB
ON-OFF0.1 – 55.6 ( °C ) hysteresis control ( P band = 0 )
P or PD0 – 100.0 % offset adjustment
PIDFuzzy logic modified , Proportional band 0 ~ 500.0 °C ,
Integral time 0 – 1000 seconds , Derivative time 0 – 360.0 seconds
Cycle Time0.1 – 100.0 seconds
Manual ControlHeat (MV1) and Cool (MV2)
Auto-tuningCold start and warm start
Failure ModeAuto-transfer to manual mode while sensor break or A-D converter damage
Ramping Control0 ~ 500.0 °C/minute or 0 ~ 500.0 °C/hour ramp rate
Sleep ModeEnable or Disable
Ramping Control0 ~ 500.0 °C/minute or 0 ~ 500.0 °C/hour ramp rate
Power Limit0 – 100 % output 1 and output 2
Pump / Pressure ControlSophisticated functions provided
Remote Set PointProgrammable range for voltage or current input
Differential ControlControl PV1 – PV2 at set point
Digital FilterFunction : 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
Humidity0 to 90 % RH ( non-condensing )
Insulation Resistance20 Mohms min. ( at 500 VDC )
Dielectric Strength2000 VAC, 50/60 Hz for 1 minute
Vibration Resistance10 – 55 Hz, 10 m/s² for 2 hours
Shock Resistance200 m/s2( 20 g )
MoldingsFlame retardant polycarbonate
DimensionsBTC-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
MountingBTC-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 )
WeightBTC-4300 — 255 grams
BTC-8300 — 220 grams
BTC-9300 — 150 gram
BTC-2500 — 120 grams

 

Approval Standards
SafetyUL 61010C-1 , CSA C22.2 No. 24-93 , EN61010-1 (IEC1010-1)
Protective ClassBTC-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
EMCEN61326

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