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

Specification

Input

Thermocouple(T/C)	Type J, K
RTD	3-wires PT100 ohms, DIN or JIS
Range	See 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 BreakProtection	Upscale
ExternalResistance	100 ohms max.
Normal ModeRejection	60 dB
Common mode rejection	120 dB
Sample Rate	3 times /second

Control

ProportionBand	2.2% of span
ON-OFFHysteresis	1 % of span
Cycle Time	20 seconds for relay output, 1 second for pulsed voltage output, 0.02 second for linear current or voltage output.
ControlAction	Reverse action

Output

Control	Relay 5A /240V max. resistive load
PulsedVoltage	20mA / 32VDCmax.
Current	4-20mA,0-20mA, max. load 500 ohms
Voltage	0- 10V, min.load 500k ohms
Alarm	Relay output, 2A / 240VAC max. resistive load

Adjustment

Setpoint	3-digit or4-digit switch
Alarm	Deviationalarm, adjustable ±10% of span
ManuelReset	Adjustable2.6% of span (BTC-404, 402 only)
Resolution of set point	1 LSD (LeastSignificant Digit)
Accuracy offset point	±1% of span
Repeatability of set point	±1 LSD

Indication

ProcessIndicator	0.5” red3-1/2 dight LED display
StatusIndicator	ON red LEDLamp
AlarmIndicator	ON red LED Lamp

Power

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

Environmental

operating temperature	0-50°C
Humidity	0 to 90% RH(non-condensing)
Insulation	20M ohms min. (500VDC)
Breakdown	AC2000V，50/60Hz，1 minute
Vibration	10-55Hz，amplitude 1mm
Shock	200 m/s²(20g)
Weight	250 grams
Dimension	96(W)X96(H)X53mm(depth behind the panel)
Panel cutout	92 X 92mm