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Pelco Manual C397M (4/98) 21
PAN/TILT
Construction
Body: Aluminum plate
Side Covers: Vacuum-formed ABS plastic, UV protected
Pan: 0-355° movement in horizontal plane, except PT7729RX-1/SL,
which has 360° pan rotation
Pan Speed: 9°/sec ±1° (no load condition)
Tilt: +15° movement in vertical plane from horizon
-90° movement in vertical plane from horizon
Tilt Speed: 3°/sec ±5° (no load condition)
Torque
Pan: 10 ft lbs with specified voltage
Tilt: 20 ft lbs with specified voltage
Gearing: Adjustable worm-gear final drive to prevent drift and minimize
backlash
Bearings: Heavy-duty ball bearings on all rotating surfaces
Motors: Instantaneous reversing
Limit Switches: Pan and tilt - 5 A each
RECEIVER/DRIVER
Coaxitron
®
Receiver/Driver
Fuses: One 1 A, 3 AG type
Two 2/10 A, 3 AG type
Control Method: 15-pulse train (pulse width modulated) superimposed on the
video signal during the vertical interval by the control transmit-
ter. Pulse train occupies one (1) TV line period.
Pulse Amplitude: Approximately 1 V p-p added to video signal; 333 KHz nominal
Input Video: 1 V p-p nominal; 2 V p-p maximum at less than 75% APL; 1.5
V p-p maximum at 90% APL
System Bandwidth: Less than 2 dB down at 10 MHz (exclusive of cable)
Maximum Operating
Distance: 750 ft (229 m) on RG59
1000 ft (305 m) on RG6
1500 ft (457 m) on RG1
(cables above are 75-ohm coax)