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This comprehensive range of one part photo electronic control units and accessories exceeds all specifications for street lighting applications.
The ‘Nightstar’ Part night photocell is the ideal unit for applications where energy saving is vital, but the cost and complexity of a remote monitoring and control system is not justified. It is cost effective to purchase, simple to install and offers cost savings from day one of operation.
Nightstar
| Sensor type | Photo IC |
| Sensor drift | Zero over 10 years |
| Standard switching level | 70 Lux ‘On’, 35 Lux ‘Off’ |
| Switching differential | 1:0.5 |
| Operating voltage | 90-265 Vac, 50/60 Hz |
| Maximum lamp load (HID) | 2 x 400W inductive (60BF) |
| Switching cycles | 40,000 minimum |
| Power consumption | < 0.25W. |
| Operating temperature range | -20 / +80°C |
| Warranty | 10 years |
| Ingress protection | IP67 |
| Standard Programme | Dusk ‘On’ / 2400Hrs ‘Off’ 0530 Hrs ‘On’ / Dawn ‘Off’ |
| Custom Programme | Switching points factory programmed to meet Customers requirements. |
| Optical Performance | ##% of stated switching levels |
Q Series | V16 Series | V4A Series
The Q18 utilises the highly accurate Microstar 2000 Ultra photocell mounted in a cast Iron housing with a toughened glass window to offer EEx d IIC T6 performance. Ideal for applications where photocell control of lamination is required in any hazardous area.
Q18
| Sensor type | Filtered Silicon Photodiode |
| Sensor drift | Zero over 10 years |
| Operating voltage | 220 / 270Vac, 50/60 Hz |
| Maximum lamp load (HID) | 3 x 400 W (96>F). 10A (res) |
| Switching Differential | 1:0.5 positive |
| Standard switching level | 70Lux ‘On’, 35 Lux ‘Off’ |
| Power consumption | <0.25W |
| Operating temperature range | -20 / +60°C |
| Weight | 5.1 Kg |
| Earthing | Internal and external EEx brass clamps on base and cover |
| Ingress protection | IP66 |
| Warranty | 6 years |
Q Series | V16 Series | V4A Series
The V16 is compact , attractive and easy to install, ideal for the control of residential lighting installations where switching level adjustment is required.
V16 Adjustable Photocell
| Sensor type | Cadmium Sulphide |
| Operating voltage | 230 Vac +/- 10%, 50/60 Hz |
| Maximum lamp load | 2200VA, (10A resistive) |
| Switching Differential | 1:1.5 positive |
| Switching Levels | 5—1000 Lux |
| Switching Delay | 10 secs ‘ON’, 40 secs ‘OFF’ |
| Operating temperature range | -20 / +80°C |
| Warranty | 2 years |
| Weight | 5.1 Kg |
| Ingress protection | IP54 |
Q Series | V16 Series | V4A Series
These adjustable photocells with integral ‘press to test’ capability are ideal for control of lighting circuits where lux level adjustment is required along with remote detection. A special ‘reverse acting’ variant is available to meet the special requirements of tunnel and underpass lighting.
V4A and V4071
| Sensor type | Cadmium Sulphide |
| Operating voltage | 230 Vac +/- 10%, 50/60 Hz |
| Maximum lamp load (HID) | 3 x 400W 960F. 8A (res) |
| Switching Differential | 1:1.5 positive |
| Switching range | 25—50,000 Lux |
| Power consumption | 0.6W |
| Operating temperature range | -20 / +80°C |
| Warranty | 2 years |
| Ingress protection | IP65 (detector), IP54 (housing) |
| Options | V4071T, Reverse Acting (-ve. switching differential) |