The PFM791 is an HD Video Isolator from Dahua. It corrects HDCVI image interference caused by ground loops. It is designed to work indoors and inside junction boxes.
Brand: Dahua
SKU: PFM791
In The Box
PFM791 HD Video Isolator
Dimensions: Unit: 1.65 x 0.89 x 0.63 inches, Length: 15.75 inches
Properties
Insertion Loss: 0.50 dB
Frequency Response: 0 to 65 MHz
Input Impedance: 75 ohms
Output Impedance 75 ohms
Isolation Voltage 800 V, minimum
Isolation Resistance 100 m ohms
Protection
ESD Protection:
Contact Discharge: 600 V
Air Discharge: 8000 V
Per IEC61000-4-2
Surge Protection:
4 KV 10/700
Per IEC61000-4-5
Reliability
MTBF: > 20,000 h
Physical Properties
Dimensions:
Unit: 42.0 x 22.50 x 16.0 mm (1.65 x 0.89 x 0.63 in.)
Length: 400 mm (15.75 in.)
Shell: ABS
Color: Black
Net Weight: 0.38 kg (0.08 lb)
Environmental
Operating Temperature: -20 to +55° C (-4 to 131° F)
Storage Temperature: -40 to +70° C (-40 to 158° F)
Relative Humidity: 0% to 95%
