Analog Setting Temperature Controller BTC-404/402/4010 pages
1/4 DIN Analog Setting Temperature Controller BTC-404, BTC-402, BTC-401
SPECIFICATIONS
INPUT
Thermocouple (T/C) : Type J, K
RTD : 3-wires PT 100 ohms, DIN or JIS
Range : See ordering information
Accuracy : ±2% of span (BTC-402, BTC-401), ±1% of span
(BTC-404)
Cold Junction Compensatin : ±0.1°C/1°C
Rejection of RTD Lead Resistance =
(0.1°C -0.025% of PV reading) / ohm
Sensor Break Protection : Upscale
External Resistance : 100 ohms max.
Normal Mode Rejection : 60 dB
Common Mode Rejection : 120 dB
Sample Rate : 3 times / second
CONTROL
Proportional Band : 2.2% of span
ON-OFF Hysteresis : 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.
Control Action : Reverse action
OUTPUT
Control :
Relay : 5A/240V max. resistive load
Pulsed Voltage : 20mA / 32VDC max.
Current : 4-20mA, 0-20A, max. load 500 ohms.
Voltage : 0-10V, min. load 500k ohms
Alarm : Relay output, 2A / 240VAC max. resistive load
ADJUSTMENT
Set point : Single turn wirewound potentiometer
Alarm : Deviation alarm, adjustable ±10% of span
Manuel Reset : Adjustable 2.6% of span (BTC-404, 402 only)
Resolution of set point : 0.2% of span
Accuracy of set point : ±2% of span
Repeatabillity of set point : ±0.1 % of span
INDICATION
Process Indicator : BTC-402 : Deviation meter
FEATURES
• Build-in Laser Trim ASIC
• Easy to change range
• ON-OFF or time proportional selectable
• Compact, only 65mm in depth
• Wide selection of control output option
• Wide selection of ranges
• Sensor break protection
• Alarm option (BTC-404, BTC-402 Only)
• Low cost
• Safety: UL, CSA
• EMC, LVD: CE
BTC-404: 0.5” red 3-1/2 dight LED display
Status Indicator : ON ( red ) LED Lamp
Alarm Indicator : ON (red) LED Lamp
POWER
Rating: BTC-402, BTC-401: 100-130VAC or 200-240VAC,
50 / 60Hz
BTC-404: 90-240VAC, 50 / 60 Hz
Consumption: Less than 5VA
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