Joinwit JW3213 Series, User Manual, Page: 6 / 25

5
MeasurementRange(dBm
)
-40dBm
～
+20dBm
Input power(max) 25dBm
Isolation@
（
1310/1490nm
）
>40dB
Measurement Accuracy
Connatural
uncertainty(dB) ±0.5dB
Linearity(dB) ±0.1dB
Passing through insertion
Loss(dB) <1.5dB
General Information
Detector Type InGaAs
Optical Connector FC/SC/ST Interchangeable/2.5 universal
adapter
Fiber Type SM 9/125um
Measurement Unit dB/dBm/xW
Resolution (dB) 0.01dB
Operation Voltage(V) DC 3.3V
～
5.5V
Power Supply 3pc1.5V battery
Continuously Operation
time (h)
PON
：
90h
PON
：
90h
OPM
：
100h
VFL
：
50h
PON
：
90h
VFL
：
50h
PON
：
90h
OPM
：
100h
Operation
Temperature(
℃
)
-10
℃～
60
℃
Storage temperature(
℃
) -25
℃～
70
℃
Weight(kg) 423g 425g 424g 424g
Note: The operation time of the battery are all for the instrument that do not turn on
backlight, if the backlight turn on the operation time will be shorted.
3.2
Normal Optical Power Meter Module ：
：
Normal Optical Power
Meter
JW3213
②
JW3213A
JW3213AP
Measurement Accuracy