This analog controller is used for simple applications with on/off or P control, without indication.
Feature
- Build-in Laser Trim ASIC
- Easy to change the range
- ON-OFFor time proportional selectable
- Compact, only 65mm in depth
- A wide selection of control output option
- A wide selection of ranges
- Sensor break protection
- Alarm option (BTC-704, BTC-702 Only)
- Low Cost
- EMC, LVD: CE
Specification
Input
| Thermocouple (T/C) |
Type J, K |
| RTD |
3-wires PT 100 ohms, DIN or JIS |
| Range |
See ordering information |
| Accuracy |
±1% of span |
| Cold Junction Compensation |
±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
| Proportion 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 |
| Alarm |
Relay output, 2A / 240VAC max. resistive load |
Adjustment
| Setpoint |
3-digit or 4-digit switch |
| Alarm |
Deviation alarm, adjustable ±10% of span |
| Manual Reset |
Adjustable 2.6% of span |
| Resolution of set point |
1 LSD (Least Significant Digit) |
| Accuracy of set point |
±1% of span |
| Repeatability of set point |
±1 LSD |
Indication
| Process Indicator |
10mm red LED display |
| Status Indicator |
ON red LED Lamp |
| Alarm Indicator |
ON red LED Lamp |
Power
- Rating: 90-240VAC, 50 / 60 Hz
- Consumption: Less than 5VA
Environmental & Physical
| 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 |
210 grams, |
| Dimension |
72(W)X72(H)X65mm (depth behind the panel) |
| Panel cutout |
68 X 68mm |
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