Vitek VTC-C750WDR Manuale delle Istruzioni Scaricare il pdf (Pagina 8)

VTC-C750WDR

4. Loosen ④ Back focus Adjustment Lock Screw one~two turns on the camera with industrial “+” driver

5. Rotate ① Back Focus Adjustment until the optimum focus is achieved.

6. Tighten ④ Back focus Adjustment Lock Screw

again.

7. Trim the focus precisely at lens if necessary.

Setting for lenses with a variable focal distance (zoom)

If the focus changes as the focal distance changes, please proceed as follows.

1. Point the camera at an object with sufficient contrast at a distance of approximately 2 meters.

2. Open the iris on the lens

3. Set the maximum focal distance (Tele) at the lens

4. Set the optimum focus with the focus ring

5. Set the smallest focal distance (wide angle)

6. Loosen ④ Back focus Adjustment Lock Screw one~two turns on the camera with the industrial “+” driver

7. Adjust ① Back Focus Adjustment until the optimum focus is achieved. Steps 3,4,5 and 7 may be needed

to repeat several times to obtain the best results

8. Tighten ④ Back focus Adjustment Lock Screw again

5.3. Installation

The camera has a 1/4” thread insert on its top and bottom side for mounting the camera to a tripod or the wall

or ceiling with a corresponding mount.

5.4 Commissioning

• Connect the power to the camera firstly

• Plug the power adaptor to the mains supply secondly

•

• The camera is ready for operation

5.5. Power Supply Connections

Camera can work with either 12VDC or 24VAC, dual voltage power. It does NOT require the polarity-matched

connection for 12VDC supply. Primary and secondary grounds are completely isolated to avoid the possible

ground-loop problems. Its excellently wide operating voltage range of 10.5V-30V for DC and 12-28.8V for AC

gives an extra flexibility at the installation.

6. Start up

When the camera is powered properly, it starts up with initializing the internal parameters and the filter switch

mechanism. The filter switch unit repeats IN and OUT two times at each power up and just after RESTORE

FACTORY SETTINGS.

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Vitek VTC-C750WDR Manuale delle Istruzioni Pagina 8