1. Танилцуулга
The Dwyer Series TSXT Digital Temperature Switch is engineered for precise refrigeration system control. This device is compatible with both PTC and NTC temperature probe types, enabling comprehensive management of various refrigeration components including the compressor, defrost cycles, fan, alarm functions, and internal lighting. Its design supports master/slave configurations, facilitating synchronized defrost operations across multiple units. User programming is accessible via the intuitive front keypad or through the optional TS2-K programming key.
2. Бүтээгдэхүүн дууссанview
Зураг 1: Урд view of the Dwyer TSXT-213 Digital Temperature Switch. The image displays the digital temperature readout, along with 'AUX', 'SET', 'Up', and 'Down' control buttons. The unit is black with a blue digital display.
The TSXT-213 features a clear digital display for temperature readings and several buttons for configuration and operation.
- Дижитал дэлгэц: Shows current temperature and programming parameters.
- AUX товч: Auxiliary function control.
- SET товчлуур: Accesses and confirms programming settings.
- Дээш/доош товчлуурууд: Цэс рүү шилжиж, утгыг тохируулна.
3. Техникийн үзүүлэлтүүд
| Параметр | Үнэ цэнэ |
|---|---|
| Probe Range (PTC) | -58-302°F (-50-150°C) |
| Probe Range (NTC) | -58-230°F (-50-110°C) |
| Оруулах | PTC (1000 Ω @ 25°C) or NTC (10 KΩ @ 25°C) thermistor |
| Output (Relay 1) | SPST, 16 A @ 240 VAC resistive, 10 FLA, 60 LRA |
| Output (Relay 2) | SPST, 5 A @ 240 VAC resistive |
| Output (Relay 3) | SPST, 8 A @ 240 VAC resistive |
| Орчны ажлын температур | 32-131°F (0-ээс 55°C) |
| Хадгалах температур | -4-176°F (-20-80°C) |
| Нарийвчлал | ±1% FS |
| Дэлгэц | 3-digit, plus sign |
| Шийдвэр | 0.1° |
| Санах ойн нөөцлөлт | Тогтворгүй санах ой |
| Зүйлийн жин | 7.2 унц |
| Үйлдвэрлэгч | Dwyer Instruments, Inc. |
4. Тохиргоо ба суурилуулалт
Proper installation is critical for the safe and accurate operation of the TSXT-213. Refer to the wiring diagram typically found on the unit's casing or in the full manufacturer's documentation for specific connection details.
4.1 Суурилуулалт
The TSXT-213 is designed for panel mounting. Ensure adequate space for ventilation and access to wiring terminals. Secure the unit firmly in its designated panel cutout.
4.2 Цахилгааны холболтууд
- Эрчим хүчний хангамж: Connect the unit to a 115 VAC power source as indicated on the wiring diagram. Ensure power is disconnected before making any connections.
- Пробын холболт: Connect the appropriate PTC or NTC temperature probe to the designated input terminals. Ensure correct polarity if specified by the probe type.
- Релений гаралт: Connect the compressor, defrost heater, fan, alarm, and light circuits to the respective relay output terminals (Relay 1, Relay 2, Relay 3) according to your system's requirements and the wiring diagram. Observe all local electrical codes and safety standards.
- Modbus Connection (Optional): If utilizing Modbus communication, connect the Modbus lines to the appropriate terminals.
Анхааруулга: All electrical work should be performed by qualified personnel. Disconnect all power before wiring to prevent electric shock or damage to the unit.
5. Ашиглалтын заавар
Once installed and powered, the TSXT-213 will display the current temperature. The front panel buttons allow for parameter viewing and adjustment.
5.1 Үндсэн үйл ажиллагаа
- Viewing Temperature: The default display shows the current temperature measured by the probe.
- Adjusting Setpoints:
- дээр дарна уу SET button to enter the setpoint adjustment mode.
- -г ашиглана уу Up болон Доош buttons to change the desired temperature setpoint.
- дарна уу SET шинэ тохиргооны цэгийг баталгаажуулж, хадгалахын тулд дахин дарна уу.
- Хандалтын параметрүүд: -г удаан дар SET button for several seconds to access the programming menu. Use Up болон Доош to navigate through parameters and SET сонгох, баталгаажуулах.
- AUX функц: The AUX button typically controls an auxiliary function, such as manual defrost or light control, depending on configuration. Refer to the detailed programming manual for specific AUX button functionality.
5.2 Нарийвчилсан програмчлал
The TSXT-213 offers extensive programming options for compressor differential, defrost cycles, fan control, alarm thresholds, and master/slave configurations. These advanced settings are accessed through the programming menu. For detailed instructions on each parameter, consult the comprehensive programming guide provided by Dwyer Instruments, Inc.
Alternatively, the optional TS2-K programming key can be used for quick and efficient configuration of multiple units.
6. Засвар үйлчилгээ
The Dwyer TSXT-213 is designed for reliable operation with minimal maintenance. Regular checks can help ensure continued performance.
- Цэвэрлэгээ: Урд талын самбарыг зөөлөн, d-ээр үе үе цэвэрлэж байгаарайamp даавуу. Зүлгүүрийн цэвэрлэгч, уусгагчийг бүү ашигла.
- Шинжилгээний үзлэг: Inspect the temperature probe and its wiring for any signs of damage or corrosion. Ensure the probe is securely positioned in its measurement location.
- Терминал холболтууд: Occasionally check electrical terminal connections for tightness, especially after initial installation or if the unit has been subjected to vibration.
- Програм хангамжийн шинэчлэлтүүд: Үйлдвэрлэгчийг шалгана уу website for any available firmware updates or new programming guides.
Анхааруулга: Disconnect power to the unit before performing any maintenance or cleaning to prevent electric shock.
7. Алдаа засах
This section provides solutions to common issues encountered with the TSXT-213. For problems not listed here, contact technical support.
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Дэлгэц хоосон байна | No power; incorrect wiring; internal fault. | Check power supply and wiring connections. Ensure 115 VAC is present. If power is confirmed, contact support. |
| Температурыг буруу уншсан | Faulty probe; incorrect probe type selected in settings; poor probe connection. | Verify probe type (PTC/NTC) matches setting. Check probe wiring for damage or loose connections. Test probe if possible. Replace probe if faulty. |
| Relay outputs not activating | Setpoint not met; programming error; faulty relay. | Check setpoint and differential settings. Review programming parameters. Verify load connections. If all settings are correct and load is functional, relay may be faulty. |
| Төхөөрөмж товчлуур дарахад хариу өгөхгүй байна | Unit locked; internal fault. | Check if the keypad is locked (refer to programming manual). Power cycle the unit. If issue persists, contact support. |
8. Баталгаат хугацаа ба дэмжлэг
For specific warranty information regarding the Dwyer TSXT-213 Digital Temperature Switch, please refer to the documentation included with your purchase or visit the official Dwyer Instruments, Inc. webсайт. Баталгаат хугацаа өөр байж болно.
For technical assistance, troubleshooting beyond this manual, or to inquire about replacement parts, please contact Dwyer Instruments, Inc. customer support directly. Contact details can typically be found on the manufacturer's webсайт эсвэл бүтээгдэхүүний сав баглаа боодол.
Үйлдвэрлэгч: Dwyer Instruments, Inc.
Webсайт: www.dwyer-inst.com
