Beijing Cohen Zhonghe Industrial Control Technology Co., Ltd
Home>Products>Amplifier built-in, U-shaped miniature photoelectric sensor [ultra small, cable type] PM-25 series PM-U25 [NEW]
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    Building E36, Hengtong Enterprise Port, No.1 Sizhi Road, Xiqing Xuefu Industrial Zone, Tianjin
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Amplifier built-in, U-shaped miniature photoelectric sensor [ultra small, cable type] PM-25 series PM-U25 [NEW]
Equipped with 3 protection circuits as standard, the industry's first! Protection structure IP64. Easy adjustment based on projection and reception ma
Product details




M2/M3 screws can be used for installation!

PM-25
UL C-UL Recognaized CE Marking Korean S Mark

UL/C-UL, CE, and Korean S Mark have been obtained.
UL: Recognition certification
CE: EMC Directive
Korean S logo: NPN output only, 1m cable length type (except for bending resistant type)

characteristic

The only 1
Standard configuration includes 3 protective circuits

Although the body is small, it is standard across all models
1. Power reverse protection circuit
2. Output reverse protection circuit
3. Output short-circuit protection circuit

Through the standard configuration of the above circuits, the risk of sensor failure caused by incorrect wiring has been significantly reduced.

The only 1
Industry first! Protection structure IP64

Adopting our company's unique integral molding method, there is no gap between the detection surface and the main body. Greatly reduces the possibility of malfunctions caused by splashing water droplets, dust, etc.

行业首创!保护构造IP64
The photo is PM-L45.

The only 1
The distance between the projection and reception parts is 6mm, with a margin left

The external dimensions of the detection area are the same as our company's previous products. By reducing the thickness of the projection and reception parts by 0.5mm each, the projection and reception interval can be expanded by 1mm. Greatly reduces the risk of impact between the detected object and the detected area.

投光、受光部间距为6mm,留有余量
(Unit: mm)
The photo is PM-K45.

The only 1
Easy adjustment based on projection and reception markers

The vertical position of the optical axis can be confirmed from front, back, left, and right. It is easy to adjust the position of the detected object.

根据投光、受光标记轻松调整
The photo is PM-K45.

No. 1
Large and clear multi angle action indicator light

Equipped with a large work indicator light (orange) that automatically turns on when projecting light. Not only can it be confirmed from above, but it can also be confirmed from the side.

As of March 2016, our company conducted an investigation

Easy installation of M3 screws!

M2 screws or M3 screws can be easily installed.
(Please prepare M2 screws or M3 screws/washers separately.)
■ Fix M2 or M3 screws at 1 point: PM-F25、PM-R25
M2 or M3 screw 2-point fixation: Other models except for the above


Strong vibration and impact

Covering stress concentration areas such as cable and internal circuit joints with resin can effectively reduce the risk of faults caused by vibration and impact.

强烈的振动•冲击


type

Ultra small and cable type

type shape
(mm)
detection distance
model Cable Length output output action
K
type
6mm
(Fixed)
PM-K25 1m NPN open collector
transistor
Equipment with 2 outputs:
ON/When entering the light
ON when blocking light
PM-K25-R 1m bending resistance
PM-K25-C3 3m
PM-K25-P 1m PNP open collector
transistor
L
type
PM-L25 1m NPN open collector
transistor
PM-L25-R 1m bending resistance
PM-L25-C3 3m
PM-L25-P 1m open collector
transistor
U
type
PM-U25 1m NPN open collector
transistor
PM-U25-R 1m bending resistance
PM-U25-C3 3m
PM-U25-P 1m PNP open collector
transistor
F
type
PM-F25 1m NPN open collector
transistor
PM-F25-R 1m bending resistance
PM-F25-C3 3m
PM-F25-P 1m PNP open collector
transistor
R
type
PM-R25 1m NPN open collector
transistor
PM-R25-R 1m bending resistance
PM-R25-C3 3m
PM-R25-P 1m PNP open collector
transistor
(Note 1): The model with '- R' at the end of the model name is a bending resistant cable type, and the model with '- C3' is a 3m cable length type.

Detailed specifications

project content
Order Product Number PM-U25
model PM-U25
detection distance 6mm (fixed)
Minimum detectable object 0.8mm × 1.2mm opaque body
Ying Cha Below 0.05mm
repeatability Below 0.01mm
supply voltage 5V DC~24V DC ± 10% pulsation P-P10% or less
Consumption current Below 15mA
output NPN open collector transistor
Maximum incoming current: 50mA
External voltage: Below 30V DC (between output and 0V)
Remaining voltage: Below 2V (with an incoming current of 50mA), Below 1V (incoming current 16mA)
Output: Output action Equipped with two outputs: ON when entering light and ON when blocking light
Output: Short circuit protection equipment
reaction time When entering the light: Below 20 μ s
When shading: Below 80 μ s
(Maximum response frequency is 3kHz) (Note)
(Note): The reaction frequency refers to the numerical value when the disk in the figure rotates.
Work status indicator light Orange LED (lights up when illuminated)
Degree of contamination 3
Environmental performance: Protection of structures IP64(IEC)
Environmental Performance: Operating Temperature -25 ℃~+55 ℃ (note not to condense or freeze), during storage:- 30℃~+80℃
(Note): If used in an environment temperature above+50 ℃, be sure to install the sensor on a metal body.
Environmental performance: Operating environment humidity 5% RH to 85% RH, during storage: 5%RH~95%RH
Environmental performance: Use environmental illumination Fluorescent light: Light receiving surface illumination below 1000 ℓ x
Environmental performance: Voltage endurance AC1000V 1 minute between all power connection terminals and the casing
Environmental performance: Insulation resistance Between all power connection terminals and the casing, 20M Ω or above, based on DC250V high impedance meter
Environmental performance: Vibration resistance Frequency: 10Hz~2000Hz, double amplitude: 1.5mm, XYZ, 2 hours in all directions
Environmental performance: impact resistance Acceleration 15000m/s2(Approximately 1500G) XYZ 3 times in each direction
Projection element Infrared LED (peak wavelength of projection light: 855nm, non modulated)
material Shell: PBT
Display cover: polycarbonate
cable 0.09mm24-core with rubber insulated cable PVC 1m
Cable extension 0.3mm2The above cables can be extended to a total length of 100m
(Note): When the extension cable exceeds 20m, please confirm that the supply voltage at one end of the sensor accessory cable is above 4.5V.
weight Body weight: approximately 10g
Packaging weight: approximately 15g
notes The measurement condition when not specified is an ambient temperature of+23 ℃.

specifications

type Ultra small and cable type
Bending resistant cable type 3m cable length type
model NPN output PM-□25 PM-□25-R PM-□25-C3
PNP output PM-□25-P - -
detection distance 6mm (fixed)
Minimum detectable object 0.8mm × 1.2mm opaque body
Response delay Below 0.05mm
repeatability Below 0.01mm
supply voltage 5V DC~24V DC ± 10% pulsation P-P10% or less
Consumption current Below 15mA
output
NPN open collector transistor
Maximum incoming current: 50mA
External voltage: below 30V DC (between output and 0V)
Remaining voltage: below 2V (incoming current 50mA), below 1V (incoming current 16mA)


PNP open collector transistor
Maximum current outflow: 50mA
External voltage: below 30V DC (between output and+V)
Remaining voltage: below 2V (outflow current 50mA), below 1V (outflow current 16mA)
Current outflow Equipped with two outputs: ON when entering light and ON when blocking light
Short circuit protection equipment
reaction time When illuminated: below 20 μ s, when blocked: below 80 μ s
(Maximum response frequency is 3kHz) (Note 2)
Work status indicator light Orange LED (lights up when illuminated)
Degree of contamination 3
Resistance
ring
area
sexually
Protect the structure IP64(IEC)
Environmental temperature for use
(Note 3) (Note 4)
-25 ℃~+55 ℃ (note not to condense or freeze), during storage:- 30℃~+80℃
Environmental humidity for use 5% RH~85% RH, during storage: 5% RH~95% RH
Use environmental illumination Fluorescent light: Light receiving surface illumination below 1000 ℓ x
withstanding voltage AC1000V 1 minute between all power connection terminals and the casing
insulation resistance Between all power connection terminals and the casing, with a resistance of 20M Ω or more, based on a DC250V high impedance meter
Vibration Frequency: 10Hz~2000Hz, double amplitude: 1.5mm, XYZ, 2 hours in each direction
Impact resistance Acceleration 15000m/s2(Approximately 1500G) XYZ 3 times in each direction
Projection element Infrared LED (peak wavelength of 855nm, non modulated)
material Shell: PBT、 Display cover: polycarbonate
cable 0.09mm24-core with rubber insulated cable PVC 1m 0.1mm24-core with bending resistant rubber insulated cable PVC 1m (Note 5) (Note 6) 0.09mm24-core with rubber insulated cable PVC 3m
extension cable 0.3mm2The above cables can be extended to a total length of 100m (Note 7)
weight Body weight: about 10g, packaging weight: about 15g Body weight: about 30g, packaging weight: about 35g

(Note 1): The measurement condition when not specified is that the operating environment temperature is+23 ℃.
(Note 2): The reaction frequency refers to the numerical value when the disk in the figure rotates.

(Note 3): If used in an environment temperature above+50 ℃, be sure to install the sensor on a metal body.
(Note 4): Please note that PM - □ 25-R cables will lose their flexibility when the ambient temperature is below -10 ℃.
(Note 5): The PM - □ 25-R cable is suitable for bending resistant cables on mobile machine bases. When the sensor is installed on the mobile machine base, fix the sensor cable contact so that no pressure is applied on it.
(Note 6): When storing PM - □ 25-R, do not touch the testing area or the cables used as indicator lights.
(Note 7): When extending the cable beyond 20m, please confirm that the supply voltage at one end of the sensor accessory cable is above 4.5V.

dimension

  • unit mm

PM-F25□

sensor

PM-F25□

PM-K25□

sensor

PM-K25□

PM-L25□

sensor

PM-L25□

PM-R25□

sensor

PM-R25□

PM-U25□

sensor

PM-U25□

purpose

Positioning of pallets
托板的定位

Detected baffleThe pallet automatically stops.

Detecting the origin and over limit motion of moving objects
检测移动体的原点及超限运动

Utilize pedestal barriersDetect origin and over limit motion.

The baffle refers to the object detected by the sensor during operation.

Detecting the origin of the rotating body
检测旋转体的原点

Make a seam on the rotating body and detect the origin.

option


Product Name model content
Install screw components MS-M2 The mounting screw M2 with washer is used for ultra small sensors (50 per set).
With a spring washer, it can be firmly fixed.


MS-M2
M2 screw (length 10mm)
With spring washer
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