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Support center / model-specific guidance

A clear next step for your exact device.

Find model-specific online instructions, calibration videos and practical troubleshooting help.

Select your device / model-specific support

Same brand. Different instructions.

8-in-1 RS485 Digital Water Quality Probe for pH, ORP, EC, TDS, Salinity, SG & Temperature

Standalone RS485 probe

RS485 digital probe

Probe → RS485 A/B → Compatible host

DC 5–24 V power. No display, WiFi, app or gateway included. Confirm protocol, address, registers and scaling; Modbus compatibility is not established.

Confirm compatibility Read the model guide →
Rovynel 7-in-1 Aquarium Water Quality Monitoring Probe

RVN-7IN1-PROBE

Aquarium monitoring probe

Probe + integral cable → Confirmed connector → Compatible Rovynel host

Display, controller and floating ring not included. Confirm the exact Rovynel model and connector before ordering.

Confirm compatibility Read the model guide →
Rovynel Replacement LoRa Floating Probe for 8-in-1 Pool Monitor

RVN-WQ8-LORA-PROBE

Pool LoRa replacement floating probe

Floating probe (included) → LoRa → Compatible existing display (not included) → 2.4 GHz WiFi via display → Tuya app via display

Replacement probe only. Must be used with a compatible Rovynel 8-in-1 LoRa Pool Monitor display; cannot operate as a standalone monitor. Display not included. Confirm hardware revision and replacement pairing before ordering.

Confirm compatibility Read the model guide → Open the matching guide →
WiFi Air Temperature & Humidity Monitor with Tuya App Alerts, Remote Probe & Full-Color LCD

TH-WIFI

Air temperature & humidity

Remote wired SHT40 → Full-color LCD → 2.4 GHz WiFi → Tuya / Smart Life

Read the model guide →

A careful routine

Set up. Calibrate. Reference check.

01 / Set up

Identify your exact model. Check placement, sensor-side connection and the 2.4 GHz WiFi app link where supported.

02 / Calibrate

Follow the procedure and materials for your exact model. Do not apply another model’s sequence.

03 / Reference check

Compare with suitable independent tests, then clean and maintain the sensor according to its guide.

Online manuals · Quick starts

Keep the instructions close.

Pool LoRa • 8-in-1

RVN-WQ8-LORA / Online guide

Read online →

Aquarium RS485 • 7-in-1

RVN-WQ7-RS485 / M485 / Online guide

Read online →

Wireless water • 7-in-1

RVN-WQ7-WIFI / 10.0 Series / Online guide

Read online →

HY485 • Air + nutrient water

RVN-HYDRO-6IN1 / HY485 / Online guide

Read online →

RS485 digital probe

Standalone RS485 probe / Online guide

Read online →

Air temperature & humidity

TH-WIFI / Online guide

Read online →

Practical troubleshooting

Check the path before guessing the cause.

App connection

Check that the display is joining a 2.4 GHz WiFi network. Follow the pairing guide for the exact model and app.

Sensor → display link

Identify whether your system uses LoRa, matching wired RS485 or another wireless link. Check the matching sensor and model instructions.

Unexpected water readings

Check placement, units, temperature reference and calibration history. Compare with suitable independent tests.

RS485 integration

Confirm DC 5–24 V power, A/B wiring, protocol, address, registers and scaling. Do not assume Modbus.

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