Pelco C521M - Manuals

Pelco Manual C521M (6/95) 1 Please thoroughly familiarize yourself with the information in this manual prior to installation and operation. This symbol indicates that dangerous voltageconstituting a risk of electric shock is present within this unit. CAUTION : TO REDUCE THE RISK OF ELECTRICALSHOCK, ...

2 Pelco Manual C521M (6/95) 2.0 SCOPE The information contained within this manual coversthe AZL (Azmith and Elevation Read-Out Meter). 3.0 DESCRIPTION The AZL is used to provide a visual read-out (in de-grees) of the mechanical position of DC based pan/tiltssuch as Pelco's P/T1250DC/PP equipped wit...

Pelco Manual C521M (6/95) 3 Figure 2. AZL Wiring Diagram

4 Pelco Manual C521M (6/95) 4.2 AZL METER ADJUSTMENT 4.2.1 Preliminary Remarks Figure 3 is a diagram of the internal wiring (minus powersupplies, etc.) of that part of the AZL unit related tometer adjustment. Shown there are the full and centerscale pots for pan and tilt on the AZL as they would bew...

Pelco Manual C521M (6/95) 5 Figure 5. Meter Adjustment (c) 0 0 360 0 0 Deflection Range = 270 0 0 360 0 0 330 PAN RIGHT (b) 0 0 360 0 60 0 PAN LEFT (a) 4.2.2 Pan Meter Adjustment 1. Turn on the power switch. There should be a slightnoticeable change in the meter reading. 2. Activate the PAN LEFT swi...

6 Pelco Manual C521M (6/95) 4.2.3 Tilt Meter Adjustment Use the same methods for the tilt adjustment as thosejust employed for the pan meter adjustment. Once the procedure is complete, the extreme electricalrotation limits can be reset down from the factory maxi-mum settings. 5.0 OPERATION When powe...