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Brainchild R22 Temperature Controllers
Brainchild R22 Temperature Controllers: Efficient Superior Control - Image 2
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Brainchild R22 Temperature Controllers: Efficient Superior Control

The R22 is a versatile and high-performance PID temperature controller that delivers precise control and universal connectivity in a compact, cost-effective DIN-rail package ideal for space-limited applications.

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Description

Description

Brainchild R22 Temperature Controllers is a compact and cost-effective PID temperature controller designed for space-limited control panels. Featuring a 22.5 mm DIN-rail mount, the R22 offers universal input support—thermocouples, RTDs, voltage, and current—paired with fast 200ms sampling and high-resolution 18-bit conversion. With dual output configuration, RS-485 Modbus RTU communication, and a micro USB setup port, the R22 provides reliable and flexible control in OEM, lab, and machinery applications. Whether used as a standalone device or integrated into complex systems, the R22 offers precision and performance in a minimal footprint.

Why Brainchild R22 is the Best Investment

Investing in Brainchild R22 Temperature Controllers is an efficient decision for any facility looking to eliminate thermal variability. In modern manufacturing, the most superior way to reduce scrap rates is to ensure that your heating processes are perfectly controlled. The Brainchild R22 Temperature Controllers act as the “brain” of your thermal system, making micro-adjustments in real-time that prevent the costly energy waste associated with simple on-off control.

The efficient synergy between the high-speed microprocessor and the rugged hardware ensures that your temperature remains locked to the setpoint. Backed by Brainchild’s global reputation for electronic innovation, the Brainchild R22 Temperature Controllers are built to provide years of superior service. When your facility demands efficient thermal management and the highest tier of PID technology, the R22 series is the most dependable solution available.

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Brand

Brainchild

Brainchild

BrainChild Electronics Co., Ltd. was established in 1977. Presently we are the largest Temperature Controller maker in Taiwan, and the only maker of the paperless recorder in Taiwan.

The factory has a full automatic SMT production line. TÜV Rheinland certifies our ISO9001 once a year. In addition we have a well equipped and CSA certified laboratory to do CSA, UL and CE tests. A strong and experienced R&D team allows us to offer customers innovative and state-of-art industrial instruments for various FA solutions. We have won good reputation by supplying quality instruments with better features at competitive prices. It is our philosophy in pursuit of perfection through continuous improvement.

Specifications

Power
Power Supply90 to 250 VAC, 47–63 Hz; 11 to 40 VDC / 20 to 28 VAC, 47– 63 Hz
Power Consumption8VA, 4W maximum
Signal Input
TypeThermocouple(J,K,T,E,B,R,S,N,L,U,P,C,D), RTD(PT100(DIN), PT100(JIS)), Current(mA), Voltage(Volts)
Resolution18 Bits
Sampling Rate5 Times / Second (200msec)
Maximum Rating-2VDC minimum, 12VDC maximum
Input Characteristics
TypeRangeAccuracy @ 25°CInput Impedance
J-120°C  to 1000°C( -184°F to 1,832°F)±2°C2.2 MΩ
K-200°C to 1370°C (-328°F to 2498°F)±2°C2.2 MΩ
T-250°C to 400°C ( -418°F to  752°F )±2°C2.2 MΩ
E-100°C to 900°C( -148°F to 1652°F )±2°C2.2 MΩ
B0°C to 1820°C( 32°F to  3308°F )±2°C( 200°C to 1800°C )2.2 MΩ
R0°C to 1767.8°C( 32°F to 3214°F )±2°C2.2 MΩ
S0°C to 1767.8°C( 32°F to 3214°F )±2°C2.2 MΩ
N-250°C to 1300°C( -418°F to 2372°F)±2°C2.2 MΩ
L-200°C to 900°C( -328°F to 1652°F )±2°C2.2 MΩ
U-200°C to 600°C (-328°F to 1112°F)±2°C2.2 MΩ
P0°C to 1395°C( 32°F to 2543°F )±2°C2.2 MΩ
C0°C to 2300°C( 32°F to 4172°F )±2°C2.2 MΩ
D0°C to 2300°C( 32°F to 4172°F )±2°C2.2 MΩ
PT100(DIN)-200°C to 850°C( -328°F to 1562°F )±0.4°C1.3KΩ
PT100(JIS)-200°C to 600°C( -328°F to 1112°F )±0.4°C1.3KΩ
mA-3mA  to 27mA±0.05%2.5Ω
V-1.3V  to 11.5V±0.05%1.5MΩ
Temperature Effect1.5µV /°C for all inputs except mA input, 3.0µV /°C for mA
Sensor Lead Resistance EffectThermocouple: 0.2 µV /Ω; 3-wire RTD: 2.6°C /Ω of Difference of Resistance of two leads 2-wire RTD: 2.6°C /Ω of Sum of Resistance of two leads
Burn-out Current200nA
Common Mode Rejection Ratio(CMRR)120 dB
Normal Mode Rejection Ratio (NMRR)55dB
Sensor Break DetectionSensor 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 TimeWithin 4 seconds for Thermocouple and RTD inputs, 0.1 seconds for 4-20mA and 1 – 5V inputs
Remote Set Point Input
TypeLinear Current, Linear Voltage
Range-3mA to 27mA,  -1.3V  to 11.5V
Accuracy±0.05 %
Remote Set Point  OptionNot Available
Input ImpedanceCurrent: 2.5Ω, Voltage:1.5MΩ
Resolution18 Bits
Sampling Rate1.66 Times/Second
Maximum Rating280mA 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 DetectionBelow 1mA for 4-20mA input, below 0.25V for 1 – 5V input, not available for other inputs
Sensor Break Responding Time0.1 Seconds
Event Input
No. of Event Inputs1
Logic Low-10V minimum, 0.8V maximum.
Logic High2V minimum, 10V maximum
FunctionsRefer to the user manual
CT Input
CT TypeCT98-1
Accuracy±2%of Full Scale Reading, ± 1 digit maximum
Input Impedance294Ω
Measurement Range0 to 50A AC
Output of CT0 to 5V DC
CT MountingScrew Mounting
Sampling Rate1 Time/Second
Output 1 /Output 2
TypeRelay, Pulsed Voltage, Linear Voltage, and Linear Current
Relay Rating2A,240V AC,200000 Life Cycles for Resistive Load
Pulsed VoltageSource Voltage 5V,Current Limiting Resistance 66Ω
Linear Output Resolution15 Bits
Linear Output Regulation0.02% for full load change
Linear Output Settling Time0.1 Second ( Stable to 99.9%)
Isolation Breakdown Voltage1000 V AC
Temperature Effect±0.01% of  Span/ °C
Load Capacity of Linear OutputLinear Current: 500Ω maximum, Linear Voltage: 10KΩ  minimum
Alarm
Relay TypeForm A
Maximum Rating2A,240V AC,200000 Life Cycles for Resistive Load
Alarm FunctionsDwell Timer, Deviation Low, Deviation High, Deviation Band Low, Deviation Band High, Process High, Process Low
Alarm ModeLatching, Hold, Normal, Latching/Hold
Dwell Timer0.1 to 4553.6 Minutes
Data Communication
InterfaceRS-485
ProtocolModbus RTU (Slave Mode)
Address1 to 247
Baudrate2.8KBPS to 115.2 KBPS
Parity BitNone, Even or Odd
Stop Bit1 or 2 Bits
Data  Length7 or 8 Bits
Communication Buffer160 Bytes
Analog Retransmission
Output Signal4-20 mA, 0-20 mA, 0 – 10V
Resolution15 Bits
Accuracy±0.05% of Span ± 0.0025% / °C
Load Resistance0 to 500Ω for Current Output , 10KΩ minimum for Voltage Output
Output Regulation0.01% for full load change
Output Setting Time0.1 Second (Stable to 99.9%)
Isolation Breakdown1000VAC minimum
Integral Linearity Error±0.005% of Span
Temperature Effect±0.0025% of Span /°C
Saturation Low0mA or 0V
Saturation High22.2mA or 5.55V, 11.1V minimum
Linear Output Ranges0 – 22.2mA (0 – 20mA/4 – 20mA), 0 – 5.55V (0 – 5V, 1 – 5V), 0 – 11.1V (0 – 10V)
User Interface
Keypad4 Keys
Display Type4 Digit LCD Display
No. of Display2
Upper Display Size0.31”(8mm)
Lower Display Size0.25”(6.5mm)
Programming Port
InterfaceMicro USB
PC Communication FunctionAutomatic Setup, Calibration and Firmware Upgrade
Control Mode
Output 1Reverse (Heating) or Direct (Cooling) Action
Output 2PID cooling control, Cooling P band 50~300% of PB, Dead band -36.0 ~ 36.0 % of PB
ON-OFF0.1 – 90.0 (°F ) hysteresis control ( P band = 0)
P or PD0 – 100.0 % offset adjustment
PIDFuzzy logic modified Proportional band 0.1 ~ 900.0°F, Integral time 0 – 3600 Seconds, Derivative time 0 – 360.0 Seconds
Cycle Time0.1 to 90.0 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 to 900.0°F/Minute or 0 to 900.0°F/Hour Ramp Rate
Digital Filter
FunctionFirst Order
Time Constant0,0.2, 0.5, 1, 2, 5, 10, 20, 30, 60 Seconds Programmable
Profiler
AvailabiityNo
No. of Segments/ProgramN/A
Environmental and Physical Specifications
Operating Temperature-10°C to 50°C
Storage Temperature-40°C to 60°C
Humidity0 to 90 % RH (Non-Condensing)
Altitude2000 Meters maximum
PollutionDegree II
Insulation Resistance20MΩ minimum(@500V DC)
Dielectric Strength2000V AC,50/60 Hz for 1 Minute
Vibration Resistance10 to 55 Hz, 10m/s2 for 2 Hours
Shock Resistance200 m/s2(20g)
MoldingsFlame Retardant Polycarbonate
MountingDIN Rail
Dimensions (W*H*D) (mm)22.5*96*83
Depth Behind Panel (mm)–
Cut Out Dimensions (mm)–
Weight (grams)160
Approval Standards
SafetyUL61010-1, CSA 22.2 No.61010-1-12, EN61010-1 (IEC1010-1), RoHS, REACH
Protective ClassIP50 for Panel, IP20 for terminals and housing, all indoor use
EMCEN61326

Features

Applications

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