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» » » Brainchild BTC-405 Analog Controller

This analog controller is used for simple applications with on/off or P control, switch setting and digital display.

Feature

  • Build-in Laser Trim ASIC
  • Easy to change the range
  • ON-OFFor time proportional selectable
  • Compact, only 53mm in depth
  • A wide selection of control output option
  • A wide selection of ranges
  • Sensor break protection
  • Alarm option
  • Low Cost
  • Safety: UL, cUL
  • EMC, LVD: CE
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Specification

Input

Thermocouple(T/C)Type J, K
RTD3-wires PT100 ohms, DIN or JIS
RangeSee ordering information
Accuracy±1% of span
ColdJunction Compensation±0.1°C / 1°C
Rejection of RTD Lead Resistance( 0.1°C -0.025% of PV reading) / ohm
Sensor BreakProtectionUpscale
ExternalResistance100 ohms max.
Normal ModeRejection60 dB
Common mode rejection120 dB
Sample Rate3 times /second

Control

ProportionBand2.2% of span
ON-OFFHysteresis1 % of span
Cycle Time20 seconds for relay output, 1 second for pulsed voltage output, 0.02 second for linear current or voltage output.
ControlActionReverse action

Output

ControlRelay 5A /240V max. resistive load
PulsedVoltage20mA / 32VDCmax.
Current4-20mA,0-20mA, max. load 500 ohms
Voltage0- 10V, min.load 500k ohms
AlarmRelay output, 2A / 240VAC max. resistive load

Adjustment

Setpoint3-digit or4-digit switch
AlarmDeviationalarm, adjustable ±10% of span
ManuelResetAdjustable2.6% of span (BTC-404, 402 only)
Resolution of set point1 LSD (LeastSignificant Digit)
Accuracy offset point±1% of span
Repeatability of set point±1 LSD

Indication

ProcessIndicator0.5” red3-1/2 dight LED display
StatusIndicatorON red LEDLamp
AlarmIndicatorON red LED Lamp

Power

  • Rating: 90-240VAC,50 / 60 Hz
  • Consumption: Less than5VA

Environmental

operating temperature0-50°C
Humidity0 to 90% RH(non-condensing)
Insulation20M ohms min. (500VDC)
BreakdownAC2000V,50/60Hz,1 minute
Vibration10-55Hz,amplitude 1mm
Shock200 m/s²(20g)
Weight250 grams
Dimension96(W)X96(H)X53mm(depth behind the panel)
Panel cutout92 X 92mm

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