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1.3
OPTIONS
The following options are available for the CRX-500 Series Control Receivers.
These options must be factory installed.
• HEATER OPTION
CRX-500/HTR - 120 Vac Heater
CRX-500/HTR/X - 220 Vac Heater
The heater option increases the low end temperature limit to -8°F
(-22°C).
• DATA RECEIVER BOARD OPTION
NEMA 4 Outdoor control receiver
NEMA 1 Indoor control receiver
The data receiver board is used when the control data is sent across the
video coax. This option requires the UCT-100 Data Transmitter Unit. Use
Option B1 for indoor units. Use Option B2 for outdoor units. The outdoor
option provides sealed BNC connectors.
• AUTOMATIC/MANUAL IRIS CONTROL
CRX-500/MIO
The automatic/manual iris control option provides the operator manual control
of the lens iris.
1-4
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