Videotec NTW, Instruction Manual

Page: 10 / 44

EN - English - I
nstruc
tions manual
8
Sapphire glass
1mm (0.04in) thick
Operating temperature 400°C (752°F)
Trasparency from 0.75 to 4.5 μm
Cooling liquid
Application example with incoming water at 20°C (68°F)
temperature:
- T environmental 200°C (392°F), water flow 2 l/min
(0.5US gal/min), T housing internal 32°C (89.6°F)
- T environmental 300°C (572°F), water flow 2.2 l/min
(0.6US gal/min),T housing internal 41°C (105.8°F)
- T environmental 400°C (752°F), water flow 6.5 l/min
(1.7US gal/min), T housing internal 44°C (111°F)
Cooling Air
Application example with incoming air at 17°C(62°F) and
an environmental temperature at 80°C(176°F)
- pressure 1 Bar -flow rate 10 m³/h, the internal
temperature is about 45°C(113°F)
- pressure 2 Bar -flow rate 15 m³/h, the internal
temperature is about 35°C(95°F)
Air filtering
Pressure air flow 0.3-2.5 Bar, filter 0.1 micron
Air barrier
Max pressure 1Bar
9.3 Electrical
Camera power supply
- IN 230Vac - OUT 12Vdc, 50/60Hz, 400mA
- IN 230Vac - OUT 24Vac, 50/60Hz, 400mA
9.4 Environment
Indoor / Outdoor
9.5 Compliance to
CE according to EN61000-6-3, EN60065, EN50130-4
IP66 according to EN60529
9 Technical data
9.1 General
Constructed from electropolished stainless steel
(Austenitic alloy stainless steel, corrosion and heat
resistant according to the following standards)
- UNI 6900-71: X 2 Cr Ni Mo 17 12
- AISI: 316
- DIN 17006: X 2 Cr Ni Mo 18 10
- N° WERKSTOFF: 1.4404
- AFNOR: Z2 CND 17-12
- BSI: 316 S 12
The screws utilised are in austenitic alloy stainless steel,
corrosion and heat resistant according to the following
standards
- UNI 6900: X 5 Cr Ni Mo 1712
- AISI: 316
- ISO quality: A4
- Resistance class ISO: 80
Supplied with instruction manual, desiccant bag,
accessories for camera and lens mounting
UNI: Ente Nazionale Italiano di Unificazione, AISI: American Iron and
Standard Institute, DIN: Deutsche Industrie Normen, AFNOR: Association
Française de Normalisation, BSI: British Standard Institution, ISO:
International Organization for Standardization
9.2 Mechanical
2xPG13.5 cable glands in nickel-plated brass for external
connections
2x1/2”GAS connectors for liquid input / output
1x1/4”GAS connector for air barrier input
External body polishing
O-ring gaskets
9mm (0.35in) thick back flange
Window: internal Ø 60mm (2.4in), external Ø 80mm
(3.1in)
External dimensions: Ø 154mm (6.1in), length 375mm
(14.8in)
Internal usable dimensions (WxH): 78x78mm (3.1x 3.1in)
Interna usable length
NTW
345mm (13.6in)
Internal usable length with camera power supply
NTW
280mm (11.1in)
Unit Weight: 10.2kg / 22.5lb
ZiSe glass
4mm (0.16in) thick
Operating temperature 200°C (500°F)
Trasparency from 7.5 to 14 μm