Products Description
PL320
series of ultrasonic level sensor is non contact ultrasonic level sensor, could be
connected to terminal equipment such as GPS/ GPRS transmitter via RS485 and
RS232 interfaces, ultrasonic level sensor can realize remote monitoring.
PL320 series of ultrasonic Level Sensor is precision ultrasonic sensors, designed for high precision, small scale, small installation space, equipment, supporting applications such as industrial designed. PL320 series of ultrasonic level sensor with high stability, long-term reliability, waterproof, dustproof, anti-corrosion, intrinsic safety and explosive-proof features.
Applications
● Depth
well level measurement
● Industrial
tanks
● Detection
of tanker oil level
● Water treatment
● Hydraulic monitoring
● High pool level
Product Features
● Non-contact
measurement
● Convenient
installation
● High
stability and long-term reliability
● Waterproof,
dustproof, anti-corrosion
● Intrinsic
safety, explosive-proof
Product Specification
Ultrasonic sensor |
Low power-sensor |
Middle power-sensor |
Large power-sensor |
|||
The Max. range |
≤5m |
≤7m |
≤10m |
≤10m |
≤12m |
≤15m |
Blind area |
Standard: 300mm |
350mm |
500mm |
500mm |
600mm |
800mm |
OEM:200mm |
||||||
Power supply |
Standard: DC24V |
DC24V |
DC24V |
DC24V |
DC24V |
DC24V |
OEM:DC12V, AC220V |
/ |
OEM:DC12V, AC220V |
/ |
|||
Beam angle |
15° |
12° |
9° |
|||
Operating frequency |
38K±10Khz |
55K±10Khz |
40K±5Khz |
|||
Accuracy |
Standard: ±0.5%F S or ±5mm; (at 25℃, Absolutely flat target under the condition of standard) |
|||||
OEM: FS≤1m, accuracy can be ±1mm FS≤2m, accuracy can be ±3mm FS≤15m, accuracy can be ±0.25% FS |
||||||
Output signal |
Standard: 4-20mA (3 wires) |
|||||
OEM: 4-20mA(4 wires), 0-20mA, 0-5v, 1-5v 0-10v, 1-10v (both signal can not be customized DC12v) RS485(MCU protocol as default, Address=01, bps=9600) 4-20mA+RS485; 1-5V+RS485, 1~2NPN 1-10V, 0-10V, 4-20mA(two wire) - Power supply 24VDC can not be OEM |
||||||
Measuring mode |
Standard: Distance mode, the distance of ultrasonic sensor surface to measuring target surface |
|||||
OEM: Level mode; the distance of level surface to level bottom(the bottom of tank) NOTE: Ensuring the distance of sensor surface to the level bottom is the actual mounting height, otherwise might be have installation error. |
||||||
Working temp. |
Standard: 0~50℃ |
|||||
OEM: Negative Temp. -10℃,-20℃,-30℃; Positive Temp. 60℃,70℃,80℃ |
||||||
Wiring Mode |
Quick connect type terminal(can be customized cable outlet about 1m) |
|||||
Installation |
Screw type or sifter clamping ; screw size: M68*2.0mm |
|||||
Protection class |
IP65, OEM of IP66, IP67, IP68 |
|||||
Working environment |
Normal pressure, non-explosion-proof; non-corrosive environment |
|||||
OEM: Anti-explosion symbol Exia II AT3 (DC12 V,range≤10m ) The material sensor housing: PTFE for large power sensor Strong in corrosion resistance |
||||||
NOTES |
1.When level range ≥15m, equip with other type ultrasonic sensors 2.Users no need to set the address, bps, installation height, so please verify to factory before ordering 3.For RS485-PC product, users can adjust the parameter by software(the default software) The max measure range depends on the smooth level surface, so please confirm the real using environment and level surface when ordering. |
Product Dimensions

Product Features
● Non-contact
measurement
● Convenient
installation
● High
stability and long-term reliability
● Waterproof,
dustproof, anti-corrosion
● Intrinsic
safety, explosive-proof
Product Dimensions

Product Specification
Ultrasonic sensor |
Low power-sensor |
Middle power-sensor |
Large power-sensor |
|||
The Max. range |
≤5m |
≤7m |
≤10m |
≤10m |
≤12m |
≤15m |
Blind area |
Standard: 300mm |
350mm |
500mm |
500mm |
600mm |
800mm |
OEM:200mm |
||||||
Power supply |
Standard: DC24V |
DC24V |
DC24V |
DC24V |
DC24V |
DC24V |
OEM:DC12V, AC220V |
/ |
OEM:DC12V, AC220V |
/ |
|||
Beam angle |
15° |
12° |
9° |
|||
Operating frequency |
38K±10Khz |
55K±10Khz |
40K±5Khz |
|||
Accuracy |
Standard: ±0.5%F S or ±5mm; (at 25℃, Absolutely flat target under the condition of standard) |
|||||
OEM: FS≤1m, accuracy can be ±1mm FS≤2m, accuracy can be ±3mm FS≤15m, accuracy can be ±0.25% FS |
||||||
Output signal |
Standard: 4-20mA (3 wires) |
|||||
OEM: 4-20mA(4 wires), 0-20mA, 0-5v, 1-5v 0-10v, 1-10v (both signal can not be customized DC12v) RS485(MCU protocol as default, Address=01, bps=9600) 4-20mA+RS485; 1-5V+RS485, 1~2NPN 1-10V, 0-10V, 4-20mA(two wire) - Power supply 24VDC can not be OEM |
||||||
Measuring mode |
Standard: Distance mode, the distance of ultrasonic sensor surface to measuring target surface |
|||||
OEM: Level mode; the distance of level surface to level bottom(the bottom of tank) NOTE: Ensuring the distance of sensor surface to the level bottom is the actual mounting height, otherwise might be have installation error. |
||||||
Working temp. |
Standard: 0~50℃ |
|||||
OEM: Negative Temp. -10℃,-20℃,-30℃; Positive Temp. 60℃,70℃,80℃ |
||||||
Wiring Mode |
Quick connect type terminal(can be customized cable outlet about 1m) |
|||||
Installation |
Screw type or sifter clamping ; screw size: M68*2.0mm |
|||||
Protection class |
IP65, OEM of IP66, IP67, IP68 |
|||||
Working environment |
Normal pressure, non-explosion-proof; non-corrosive environment |
|||||
OEM: Anti-explosion symbol Exia II AT3 (DC12 V,range≤10m ) The material sensor housing: PTFE for large power sensor Strong in corrosion resistance |
||||||
NOTES |
1.When level range ≥15m, equip with other type ultrasonic sensors 2.Users no need to set the address, bps, installation height, so please verify to factory before ordering 3.For RS485-PC product, users can adjust the parameter by software(the default software) The max measure range depends on the smooth level surface, so please confirm the real using environment and level surface when ordering. |