CCTV-227 - Security Camera Steren - Free user manual and instructions
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| Product Type | Security Camera |
| Brand | Steren |
| Model | CCTV-227 |
| Image Sensor | 1/3-inch CMOS |
| Effective Pixels | 720 x 480 (NTSC) |
| Resolution | 700 TV lines |
| Minimum Illumination | 0.01 lux (color), 0.001 lux (B/W), 0 lux with IR |
| Lens | 3.6mm fixed lens, fixed iris |
| Angle of View | 72 degrees |
| Infrared Distance | 20 meters (effective) |
| Day/Night Function | Automatic IR-cut filter (ICR) |
| Video Output | 1.0 Vp-p composite, 75 Ohm (BNC connector) |
| Power Supply | 12V DC, 500mA (negative center) |
| Power Consumption | 3.5W maximum |
| Operating Temperature | -10°C to +50°C |
| Housing Material | Aluminum alloy, weatherproof (IP66 rated) |
| Mounting | Wall/ceiling mountable with adjustable bracket included |
| Dimensions (W x H x D) | 60 x 76 x 130 mm |
| Weight | 450 g (including bracket) |
| Maintenance | Clean the lens with a soft, dry microfiber cloth; avoid using solvents |
| Safety | Disconnect power before installation or cleaning; do not expose to rain |
| Spare Parts & Repairability | Contact Steren customer service for spare parts; unit is serviceable by qualified technicians |
Frequently Asked Questions - CCTV-227 Steren
What power supply does the Steren CCTV-227 require?
The camera needs a 12V DC power supply with a current rating of at least 500mA. The center pin is positive.
How do I connect the CCTV-227 to a DVR or monitor?
Use a BNC cable to connect the camera's video output to the CVBS input of your DVR or monitor. Ensure the impedance is 75 Ohms for a proper signal.
What is the maximum video cable length for the CCTV-227?
For standard RG59 coax cable, the maximum recommended run is about 150 meters without a signal booster. Longer distances may require a video amplifier or twisted-pair transmitter.
Does the CCTV-227 support night vision?
Yes, it has IR LEDs with a range of 20 meters. In low light, the camera automatically switches to black and white mode and activates the IR LEDs.
How should I clean the camera lens?
Use a soft, dry microfiber cloth to gently wipe the lens. Do not use abrasive cleaners or solvents. For the housing, you can use a slightly damp cloth.
Can I install the CCTV-227 outdoors?
Yes, the camera has an IP66 weatherproof rating, making it suitable for outdoor use. Ensure the bracket is securely mounted and all connections are properly sealed against moisture.
Why is the image black and white during the day?
The camera may be in night mode if the light level is low, or the IR-cut filter might be stuck. Check the scene illumination and reset the camera by power cycling it.
How do I adjust the camera's viewing angle?
Loosen the adjustable bracket screws, pivot the camera to the desired angle (pan and tilt), then retighten the screws firmly. Avoid overtightening.
What type of video connector does the CCTV-227 use?
It uses a standard BNC connector for composite video output. You can use a BNC-to-RCA adapter if you need to connect to equipment with RCA input.
Is the CCTV-227 compatible with 12V AC power?
No, this camera is designed for regulated 12V DC power only. Connecting 12V AC can damage the internal circuitry. Always use the provided adapter or a DC-rated source.
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USER MANUAL CCTV-227 Steren
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Product information
Brand : Steren
Model : CCTV-227
Category : Security Camera