Summary of Contents for Rainbow RK086
- Page 1 INSTRUCTION MANUAL LCD screen Temperature and humidity transmitter TYPE RS485 PN:RK086 VER1.1 Jinan Rainbow Technology Co.,Ltd.
- Page 2 Ⅰ Brief Introduction 1.1 Product Overview This product adopts high-sensitivity digital probe, the signal is stable and the precision is high. It has the characteristics of wide measurement range, good linear degree, good waterproof performance, convenient use, easy installation and long transmission distance. Suitable for indoor, flat environment, LCD large-screen real-time display, easy to use key operation.
- Page 3 ≤15S RESPONSE TIME ≤ 0.1℃/year LONG-TERM STABLE TEMPERATURE ≤1%y LONG-TERM STABILITY OF HUMIDITY -40℃-80℃ TEMPERATURE RANGE 5-95%RH HUMIDITY RANGE 0.1℃ TEMPERATURE RESOLUTION 0.1%RH HUMIDITY RESOLUTION ≤0.15W(@12V DC , 25℃) POWER CONSUMPTION PRESSURE RANGE 0.9-1.1atm 1.2.1 Temperature parameters CONTENT Typical UNIT value ℃...
- Page 4 ℃/year Long-term drift <0.04 TABLE2 Temperature measurement accuracy at different temperatures As shown in the above table, the maximum deviation is within ±0.5 in the range of 5-60 degrees Celsius, and the deviation increases with less than 0 degrees Celsius and greater than 60 degrees Celsius.
- Page 5 Long-term drift <0.5 %RH /year Hysteresis ±1 Non-linearity <0.1 TABLE3 Humidity measurement accuracy at different humidity As shown in the above table, the deviation increases with a typical deviation of ±3% in the 20-80% RH range, less than 20%, and greater than 80% humidity. 1.2.3 Effect of Temperature on Humidity Measurement Table 3 describes the effect of different humidity...
- Page 6 As shown above, in the humidity range of 15°C to 55°C, 30 to 80, the accuracy of the humidity is the highest, which is ± 4.5%, and the humidity increases in the rest of the cases. 1.3 System frame Diagram...
- Page 7 FIGURE 1 SINGLE-ENDED...
- Page 8 FIGURE 2 MUTIPLE-ENDED...
- Page 9 Ⅱ Hardware Connection 2.1 CHECKING BEFORE INSTALLATION Check the list of devices before installation: TABLE 5 List of Devices Name Number THE SENSOR DEVICE 12V POWER ADAPTER（Optional） WARRANTY CARD / CERTIFICATE THE USB TO 485 DEVICE（Optional） 2.2 Interface Description The power interface is wide-voltage power input 12-24V.
- Page 10 the A/B lines cannot be reversed. The addresses of multiple devices on the bus must not conflict. FIGURE 3 PHYSICAL PICTURE TABLE 6 Wiring Sequence Instructions Instruction Power Supply Positive（12-24V DC） 5 485-A Power Supply Negative 485-B Sensor Supply Positive Sensor Supply Negative Note: When sensors are built-in, 3, 4, 7, 8 are free.
- Page 11 Use a screwdriver to press down on the yellow buckle. Insert the wire into the crimping hole and release the yellow buckle to lock the wire. Precautions: Please take care not to take the wrong line sequence, the wrong wiring will cause the equipment to burn. The factory default is to provide 0.6 meters long wire rods.
- Page 12 Label Features Label Features position position Tenth current S1、S3 Temperature and humidity humidity alarm sign The single digit of S2、S4 Temperature and the current humidity humidity unit symbols current X1、X2 Temperature and humidity is decimal humidity lower places limit alarm Tenth current X4、X5...
- Page 13 can mount the screw with a distance of 60mm. Connect the cables to the terminals of the transmitter backplane according to the correct wiring sequence. Then install the backplane on the wall and close the transmitter. The installation location needs to pay attention to the following matters: 1, the transmitter should be placed as far as possible vertical, to ensure the installation of the wall, the sensor under...
- Page 14 and will directly cause a temperature difference with the area to be measured. Otherwise, the temperature and humidity measurements will be inaccurate. 2. Install in a stable environment, avoid direct lighting, keep away from windows, air conditioners, heating, etc. Avoid direct access to windows and doors.
- Page 15 As shown in the above figure, your serial port number is COM10. Please remember this serial port, you need to fill in the serial port number in the sensor monitoring software. If you do not find the COM port in the Device Manager, it means that you did not insert the USB to 485 or the driver is not properly installed.
- Page 16 Then click on the connected device to get sensor data information in real time. If your device is a gas concentration sensor, select "Gas Concentration Sensor" at the sensor type, "Formaldehyde Transmitter" for the formaldehyde sensor, "Analog Transmitter Module" for the analog transmitter, and "Atmospheric Pressure"...
- Page 17 complete the related settings. Please note that after the setting, please restart the device, and then "automatically obtain the current baud rate and address" can be found after the address And baud rate has been changed to your desired address and baud rate.
- Page 18 enter the secondary menu. Step 3. Press the "SHIFT" key to shift, press the "SET" key to set the parameters, then press the "SHIFT" key to confirm, press the "Menu" key to exit and return. A menu, enter the password to enter the setting state. Secondary menu list: Symb Parameter...
- Page 19 Device baud 2400/4800/9600 9600 rate Note 1: The humidity correction parameter is based on 500. If the current humidity is 43.5% RH and the display humidity is 40.0% RH, then the correction parameter to be written is 535. Note 2: The temperature correction parameter is based on 500.
- Page 20 Code 8-bit binary Data bits 8 bit Parity bit Stop bit 1 bit Error checking CRC (redundant loop code) 2400 bps/ 4800 bps/ 9600 bps can be set Baud rate factory defaults to 9600 bps...
- Page 21 4.2 Register Address TABLE 7 Register Address Register Content Operation Address Configur ation Address 0000H 40001 Temperature (Unit 0.1%RH) Read-Only 0001H 40002 Humidity (Unit 0.1℃) Read-Only 0018H 40019 Humidity alarm limit 1 0019H 40020 Humidity alarm lower limit 1 001aH 40021 Temperature alarm limit 2 001bH...
- Page 22 4.3 Communication example 4.3.1 Read Device Address 0x01's Temperature And Humidity TABLE 8 Inquiry Frame Address Function Start Data Length CRC_L CRC_H Code Code Address 0x01 0x03 0x00,0x00 0x00,0x02 0xC4 0x0B TABLE 9 Answer Frame Address Function Number Of Humidity Temperature Value Code Code...
- Page 23 0x5A 0x3D Temperature： FF9B H ( hexadecimal ) =-101=> Temperature =-10.1 ℃ Humidity： 0292 H ( hexadecimal ) =658=> Humidity =65.8%RH 4.3.2 Read Device Address 0x01's Humidity Alarm Value TABLE 10 Inquiry Frame Address Function Start Data CRC_L CRC_H Code Code Address Length...
- Page 24 Address Function Number Of Humidity Humidity alarm Code Code Valid Bytes alarm limit lower limit 0x03 0x00 0x01 0x03 0x04 0x84 0x00 CRC_L CRC_H 0xBA 0x5E 4.3.3 Read Device Address 0x01's Temperature alarm value TABLE 12 Inquiry Frame Address Function Start Data CRC_L...
- Page 25 Number Address Function Temperatur Temperature Of Valid Code Code e alarm limit alarm lower limit Bytes 0x01 0x00 0x01 0x03 0x04 0x90 0x00 CRC_L CRC_H 0xFB 0xE2 4.3.3 Read Device Address 0x01's Device Address Baud Rate TABLE 14 Inquiry Frame Address Function Start...
- Page 26 Address Functio Number Of Device Baud Rate Code n Code Valid Bytes Address 0x01 0x00 0x01 0x03 0x04 0x00 0x02 CRC_L CRC_H 0xFB 0xE2...