- 9 -
The probe
4m
、
6m
8m
12m 20m
30m
40m
The remote control
Page 1: ...1 USER MANUAL ULTRASONIC LEVEL METER PLUR...
Page 2: ...7 2 2 Mounting Dimensions 8 3 Wiring 10 3 1 The host 10 3 2 Wiring Diagram 10 3 3 The Cable 11 4 Operation 12 4 1 Display and Keys 12 4 2 Two working mode 12 5 Calibration 20 5 1 General consideration...
Page 3: ...ing range up to 40m in liquid Excellent anti interference capability Clear display with Graphical LCD with backlight The cable length between probe and host up to 1000m The probe with leak proof struc...
Page 4: ...itored liquid surface d c t 2 As the host knows the installation height H from parameters setting it can calculate the level as follows h H d Since speed of sound through air is affected by changes in...
Page 5: ...gh low and failsafe alarm and control corresponding to level or distance values Serial communication RS485 MODBUS RTU standard protocol Ambient temperature 20 70 Temperature compensation Integral in p...
Page 6: ...al ABS PVC PTFE Protect grade IP68 The length of cable 10m standard Fix Flange screw L 12 L 20 L 30 L 40 Technical data Measuring range L 12 0 12m blacking distance 50cm L 20 0 20m blacking distance 8...
Page 7: ...force when tightening the fixing and avoid any distortion of the enclosure Pay attentions to the dimensions of the host and the enclosure 2 1 2 Hints for probe mounting The probe can be supplied as st...
Page 8: ...8 2 2 Mounting Dimensions The host...
Page 9: ...9 The probe 4m 6m 8m 12m 20m 30m 40m The remote control...
Page 10: ...are located within the host housing and can be operated when the terminal cover is open 3 1 The host 3 2 Wiring Diagram Remove the terminal cover to expose the terminals shown below The wiring instru...
Page 11: ...is provided the relays can be provided with 5 pcs at most Carefully confirm the marked power supply terminals to ensure the correct power supply connection 3 3 The Cable The cable between probe and ho...
Page 12: ...menu or return the Main Menu to the Running Mode MOV SEL Long Press 6 seconds Restart the instrument 4 2 Two working mode The instrument has two working mode running mode and programming mode In runn...
Page 13: ...gh or low relay alarm icon would be shown here 4 The sensor status flashing show host and probe communication is normal and the echo is normal icon shows probe has no echo icon shows the host couldn t...
Page 14: ...ch may be used for control purposes These relays are for light duty and should be used as signal relays only with control functions being performed by external control relays 4 2 2 Programming mode In...
Page 15: ...arameter has been changed but not save If press the MOV SEL to exit instrument will not save the changes If want to save the setting press the SEL button icon shows the modified setting have been save...
Page 16: ...stall Height From the probe emission surface to the lowest liquid solid level Unit depends on the level unit settings 4 Full Scale The PV value level distance value corresponding to 20 mA output curre...
Page 17: ...Setup is same here Press INC switch from the Enable NC NO AND Type Press MOV change the setting Enable Yes No Default NC NO normal close normal open NO Default NC Type High Alarm Default Low Alarm Fai...
Page 18: ...id the unit depending on the level unit the integer digits depending on weir type Damping Setup Increase the damping value can stable the level distance value result but can make the instrument respon...
Page 19: ...o change other language enter the option to choose Current Fixed 4mA fixed After connecting to the ammeter the instrument will output no fixed 4 mA current you need to input actual ammeter readings an...
Page 20: ...as they are in the host panel SET key is the same function of MOV SEL press together in short 5 Calibration The instrument should be calibrate indoor before installation to ensure the normal performa...
Page 21: ...serial communication is optional for HLML with standard Modbus protocol RTU serial transmission mode This function should be confirmed when it is ordered Address number The valid address numbers are...
Page 22: ...length of the cable AWG26 specification and above is 1000m The RTU mode The RTU frame format the representation of data is hexadecimal byte Each byte has 11 bits 1 start bit 8 data bits 1 parity chec...
Page 23: ...er Address Data Form 0x0000 Unsigned int 16bit 1 WORD Instantaneous level value Unit is mm 0x0001 Unsigned int 16bit 1 WORD Instantaneous distance value Unit is mm 0x0002 signed int 16bit 1 WORD tempe...
Page 24: ...24 Host 0x01 0x03 0x00 0x00 0x00 0x03 0xB2 0x49 Slave 0x01 0x03 0x06 0x15 0xFA 0x09 0x46 0x00 0x11 0xD9 0xE1 Level value 0x15FA 5626mm distance value 0x0946 2374mm temperature value 0x0011 17...
Page 25: ...he bottom is not flat Over the range Adjust the sensor and aim at the material Add a tube to the container Add a tube to the container Use instrument with a lager range Use instrument with a lager ran...
