Analog Temperature Controller0 pages

1/16 DIN Analog Setting Temperature Controller BTC-901, BTC-902
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, 0-20mA, max. load 500 ohms
Voltage: 0- 10V, min. load 500k ohms

ADJUSTMENT
Set point : Single turn wirewound potentiometer
Resolution of set point : 0.2% of span
Accuracy of set point : ±2%of span
Repeatability of set point : ±0.1 span

FEATURES
• Build-in Laser Trim ASIC
• Easy to change range
• ON-OFF or time proportional selectable
• Compact, only 86mm in depth
• Wide selection of control output option
• Wide selection of ranges
• Sensor break protection
• Low cost
• Safety: UL, CSA
• EMC, LVD: CE

INDICATION
Process Indicator : BTC-902 : HI/LO LED indicators
BTC-901 : None
Status Indicator : ON (red) LED Lamp, OFF (green) LED Lamp

POWER
Rating : 100-130VAC or 200-240VAC, 50/60Hz
Consumption : Less than 5VA

ENVIRONMENTAL & PHYSICAL
Operating Temperature : 0-50°C
Humidity : 0-90% RH (non-condensing)

SPECIFICATIONS

Insulation : 20M ohms min. (500VDC)

INPUT

Breakdown : AC 2000V, 50 / 60Hz, 1 minute

Thermocouple (T/C) : Type J, K

Vibration : 10-55Hz. amplitude 1 mm

RTD : 3-wires PT 100 ohms, DIN or JIS

Shock : 200m/s2 (20g)

Range : See ordering information

Weight: BTC-901: 240 grams, BTC-902: 270 grams

Accuracy : ±2 %of span

Dimension: 48(W)X48(H)X86mm (depth behind panel)

Cold Junction Compensatin : ±0.1°C / 1°C

Panel cutout: 45 X 45mm

Rejection of RTD Lead Resistance =

CONNECTION DIAGRAM

(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

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