
CJMB15-30M-NAH
CJMB15-30M-NBH
CJMB15-30M-PAH
CJMB15-30M-PBH
CJMB15-30M-DAH
CJMB15-30M-DBH
Overall dimension | |
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Technical Parameters | |
Switch point function | NPN,PNP,D |
Rated operating distance Sn | 15mm |
Installation | Fllush mounting |
Standard detector | 45*45*1t(Q253A) |
Reliable measurement distance Sa | 0...12mm |
Rated voltage UB | NPN/PNP/D :DC:10...30VDC |
Switching frequency f | NPN/PNP/D:0.25KHz |
Return range | 1-15% of detection distanc |
Repetition accuracy | <3% of detection distance |
No load current lo | <15mA |
Voltage drop Ud | NPN/PNP/D:<2.5V, D:<3.5V |
Working current lL | NPN/PNP:<200mA, D:<100mA |
Leakage current lr | 0...100uA |
Loop protection | Reverse polarity protection, output short circuit protection, surge absorptio! |
Switch status indication | Red LED indicator |
Environment temperature | -25ºC...70ºC(248...358K) |
Temperature effect | -Within25ºC...70ºC, within 10% of detection distance at+24 °C |
Environment humidity | 35...95%RH |
Influence of voltage | <3% |
Shell material | Brass plated with nickel pearl |
Sensing surface | PBT |
Protection level | IP66 |
High pressure resistance | 1000V AC, 50/60Hz 1 minute between the whole charging part and the shell Above |
Insulation resistance | 50MQ (DC 500V megger) between the whole charging part and the shell |
Vibration resistance | 10 ~ 55 Hz, complex amplitude 1.5mm, 2H in X, Y and Z directions |
Wiring |



Cheemi Technology Co., Ltd specializes in development and commercialization of monitoring & measuring solution innovation, is a leading manufacturer of electrical sensors in china, with more than 80 workers, 2200m2 workshop, 20 years experience in current measurement. There are total 4 production lines, with an annual output of 8 million pieces. Its main products include hall effect current transducers, proximity switches, temperature sensors, current transformers, ISO, CE & RoSH certificated.








All our sensors will be well packed with bubble & carton. (Bubble packing→4 small carton→1 big carton)
You can choose your own label(Screen Print or Laser Engraving).
Can be netural packing or OEM.
Shipping
Products are shipped via UPS / DHL/ FedEx / TNT, etc. (door to door), or air & sea shipment for larger qty.
L/T: 3-7 days upon receiving payment if the qty is lower than 1000PCS and it is not customized products.
Shipping via DHL. UPS. FedEx and TNT express usually takes 3~7days dependent on the destination country.

Q1:Can I get sample from you?
A:Yes,we can provide the free samples for your testing,please contact us for free and tell us which product you need.
Q2:Do you accept customization?
A:Yes,customization is acceptable,please contact our sales staffs for consult.
Q3:Can you provide help for technical issues?
A:Yes,we have more than 10 years of research and development in the electronic industry. If you need technical help in the purchase process, please feel free to contact us.
Q4 : Can I get a lower price if I order large quantities?
A : Yes,it's negotiable.
Q5: How about the quality guarantee period ?
A : Our warranty period is one year since from shipping date.
Q6: Can I add or delete items from my order if I change mind?
A : Yes, but you need to tell us asap, if your order has been done in our production line, we cannot change it.