Nitek VB31M Скачать руководство пользователя страница 2

 

1.  Be sure to read these Safety Instructions. 

2.  Keep the Instructions for future reference. 

3.  Be sure to HEED all Warnings. 

4. Follow 

ALL 

instructions. 

5.  DO NOT use this device or any of the equipment described, near water. 

6.  Clean this device ONLY with a dry cloth. 

7.  DO NOT block any ventilation openings. 

8.  Install in accordance with the manufacturer’s instructions. 

9.  DO NOT install near any heat sources such as radiators, heat registers, stoves or other appa-

ratus (including amplifiers) that produce heat. 

10.   DO NOT defeat the safety purposes of  polarized or grounding type plugs. A polarized plug 

has two blades, with one blade wider than the other. A grounding plug has two blades and has 
a third grounding prong. The wide blade and the grounding prong are provided for your safety. 
If the provided plug does not fit into your outlet, consult an electrician for replacement of the 
obsolete outlet. 

11.  Protect the power cord from being walked on or pinched especially at plugs, convenience re-

ceptacles and other points where they exit from the device. 

12.  Only use attachments and/or accessories specified by the manufacturer. 

13.  Refer all servicing to qualified service personnel. Servicing is required when the device has 

been damaged in any way, such as the power supply cord or plug is damaged, liquid has 
been spilled on, or objects have fallen into the device, the device has been exposed to rain or 
moisture, does not operate normally or has been dropped. 

14. 

WARNING: 

To reduce risk of fire or electric shock, do not expose this apparatus to rain or 

moisture. 

15.  Installation shall be performed ONLY by qualified personnel and must conform to all local 

codes. 

16.  Unless the device is specifically marked as a NEMA 3, 3R, 3S, 4, 4X, 6 or 6P enclosure, it is 

designed for indoor use ONLY and it must not be installed where exposed to rain or moisture.  

 

 

 

Important Safety Instructions 

Содержание VB31M

Страница 1: ...pair point to point wiring for dis tances of up to 750 feet 225 meters with other passive balun transceivers up to 1 500 feet 450 meters with TR515 single channel and model 51 series hubs and up to 3 000 feet 900 meters with TR560 and model 56 Series hubs The VB31M is compatible with all the up the coax control systems A basic system uses 2 video balun transceivers one at each end of a twisted pai...

Страница 2: ...nsult an electrician for replacement of the obsolete outlet 11 Protect the power cord from being walked on or pinched especially at plugs convenience re ceptacles and other points where they exit from the device 12 Only use attachments and or accessories specified by the manufacturer 13 Refer all servicing to qualified service personnel Servicing is required when the device has been damaged in any...

Страница 3: ...ne punch down block terminals any bridge taps also called T taps and any resistive capacitive or inductive devices MUST BE removed from the pair For more specific information regarding wire types gauges and proper installation techniques please call Tech Support at 800 528 4343 Video The VB31M is designed to transmit or receive video at a maximum distance of 750 feet with a companion NITEK Balun o...

Страница 4: ...r wire wrap The mini coax plugs onto the BNC camera video input When mounting the VB31M inside a camera housing a hole of sufficient size must be available to pass the RJ45 terminated cable through The cable must be of sufficient length to be routed back to the video crossover As with external mounting the mini coax video cable will connect within the housing to the camera video BNC input Hook Up ...

Страница 5: ... shorts Check that the camera is powered Check that camera power meets manufacturers specifications Ghost image to the right Check the cable for possible T taps or bridge taps and Horizontal smearing remove them Video will not sync Twisted pair wires for video are reversed correct wires on wide white jagged area UTP connection For Tech Support Call 800 528 4343 Hook Up ...

Страница 6: ...nput 1 Vpp Composite Video Operating Frequency DC to 10MHz Common Mode Rejection 60dB Wire Size 23 to 24 AWG unshielded twisted pair DC Loop Resistance 51 ohms per 1 000 feet max Nominal Capacitance 17 pF foot Impedence 100 ohms or 20 Category Wire Category 3 or better Temperature Range 40 degrees C to 85 degrees C Humidity range 0 to 98 non condensing Enclosure Material Black ABS flame retardant ...

Страница 7: ...ll either repair the defective product without charge for parts and labor or will provide a replacement in ex change for the defective product The purchaser shall be responsible for packaging and shipping the defective product to the ser vice location designated by NITEK with shipping charges prepaid NITEK shall pay for the return of the product to the purchaser if the shipment is to a location wi...

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