70
MUSCFC
Harsh
Environment
AttenuatorsTerminators
■Ordering Information
HMU - PJAT 1 K - A ** R1
1 2 5 6 73 4
Series name : HMU
PJ type attenuator
Specification series
Polishing code K: AdPC (≥40dB)
Optical fiber code A:SM
Attenuation: 00, 01, 02, 03, 04, 05, 06, 07, 08, 09, 10, 15, 20
Bandwidth performance code
1
2
3
4
5
6
7
Part Material
Body Zinc alloy
Ferrule Zirconia
Split sleeve Zirconia
■Product Specifications
Ratings Operating temperature range
Max. Input Power
-25°C to +70°C
200 mW
Storage temperature range
Fiber type
-40°C to +85°C
SM
■Materials
Item Test Method Specifications
Operating temperature
-10çto +60ç-25çto +75ç
Optical Characteristics
Mechanical
Characteristics
Environmental
Characteristics
Attenuation Wavelength : 1510 to 1620nm
1310 ±30nm
Attenuation deviation
(Wavelength dependance)
Return Loss
≥
40 dB min.
Power : 200mW Attenuation and return loss
Power test Time : 100 hours shall be satisfied before, during and after
Laser : LD (Wavelength : 1470nm) the test.
Engagement and
separation forces
Gauge retention force Zirconia gauge at Ø1.249 ±0.0005 mm 1.0 N to 2.5 N
Mating durability Insertion and extraction number : 500
Impact test
Vibration
Composite temperature Humidity : 90 to 96%, Temperature : -10 to 65°C,
-humidity cyclic tast Time : 480 hours (20 cycles)
Temperature: -40ç/-40çto +80ç/+80ç/+80çto -40ç
Change of tempreature Time : 60
/
60
/
60
/
60 (Minutes)
100 cycles
Dry Tempreature : 85°C, Time : 500 hours
Cold Tempreature : -40°C, Time : 500 hours
Salt Mist Salt mist : 5%, Time : 48 hours No corrosion.
Difference between max and min attenuation value
at the wavelength range of 1510 to 1620 nm and
1310 ±30nm
Measurement at a point within wavelength 1310 ±30nm
and a point within wavelength 1550 ±30nm
Engagement and separation forces at 50mm/s
5 times in each of three mutually perpendicular axis
with the accelertion 981 m/s
2
. (Total : 30 times)
3 hours at an amplitude of 1.5mm with the
frequency range 10 to 55 Hz in each of three
mutually perpendicular plane
Engagement force : ≤20 N
Separation force : ≤20 N
1)
Attenuation and return loss shall be satisfied
before and after the test.
2)
No breakage, crack or looseness on components.
1)
Attenuation and return loss shall be satisfied
before and after the test.
2)
No breakage, crack or looseness on components.
1)
Attenuation and return loss shall be satisfied
before, during and after the test.
2)
No breakage, crack or looseness on components.
0dB : 0.4dB max.
1,2,3,4,5dB : 0.5dB max.
6,7,8,9,10dB : 0.75dB max.
15dB : 1.0dB max.
20dB : 1.5dB max.
0 +0.4dB
1,2 ±0.7dB
3,4,5 ±1.0dB
6,7,8,9,10 ±1.2dB
15 ±1.7dB
20 ±2.2dB
0 +0.4dB
1,2 ±0.5dB
3,4,5 ±0.8dB
6,7,8,9,10 ±1.0dB
15 ±1.5dB
20 ±2.0dB