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LK-MD1204 Preset-Position Lens Driver

Controls lens zoom, focus, iris, defog and 2x extender functions. With lens feedback signals connected it supports preset positions for zoom, focus and iris, and it can equally drive four independent DC motors

Input voltage
: DC 9-12 V
Standby power
: 0.6 W
Max power consumption
: 24 W
Motor channels
: 4
Max current per motor
: 2 A
Speed control
: PWM
Interface
: RS485 / RS422
Interface
: RS485
Protocol
: Pelco-D
Baud rate
: 2400-19200 bps
Address
: 0-63
Relay output
: 1 (contact rating 10 A)
ESD protection
: 15 kV
Operating environment
: inside a sealed enclosure
Operating temperature
: -40 °C to 50 °C

     The LK-MD1204 drives two- or three-motor powered lenses, controlling zoom, focus, iris, defog and 2x extender functions. When lens feedback signals are connected it supports preset positions for zoom, focus and iris, and it can equally drive four independent DC motors. RS485 and RS422 are both selectable; the Pelco-D protocol can be used to read back zoom, focus and iris positions or command the lens to a specific position.