Indoor Air Quality Transmitters |
VOC-820 (Room) |
VOC-810 (Duct) |
|
Electrical |
Power supply |
24 VAC, ± 24%, 50 to 60 Hz |
Power consumption |
3.0 VA |
|
Sensor Performance |
Gas detected |
Measure contaminants (multiple, different gases; ie., hydrocarbons, hydrogen, alcohols, benzene, carbon monoxide, formaldehyde, cigarette smoke and many other gases) |
Sensor element |
Solid-state, semiconductor |
Range |
0 to 100% of contaminants |
Sensitivity |
Adjustable, a potentiometer (to room conditions after approx.
2 days) |
Response time |
< 60 sec at 98 ft/min
(0.5 m/s) |
< 100 sec at 98 ft/min (0.5 m/s) |
Load max |
> 5K Ohms |
|
Type of Control |
Analogue output signal |
0 to 10 VDC |
0(2) to 10 VDC or 0(1) to
5 VDC
0(4) to 20 mA w/less than 500 Ohms |
Operability |
Attained after a warm-up period of 130 min. |
|
Environmental |
Permissible
air velocity |
2,953 ft/min (15 m/s) |
Permissible ambient temperature
– working |
32°F to 104°F (0°C to 40°C) |
4°F to 158°F (-20°C to 70°C) |
– storage |
-13°F to 158°F (-20°C to 70°C) |
Permissible ambient humidity |
5 to 95% RH |
|
Physical |
Enclosure, standard
– material |
Thermoplastic, fire retardant |
– colour |
White |
Yellow, black |
– protection |
NEMA 1 (IP 30, EN 60529) |
NEMA 1 (IP 40, EN 60529 w/conduit
connection IP 54, EN 60536) |
– installation |
Surface-mounted |
Duct mounted, bracket incl.
Probe insertion 1.57 to 6.54 (40 to 166 mm) |
Dimensions
W x H x D |
3.0 x 3.0 x 1.34 in (76 x 76 x 34 mm) |
2.9 x 5.5 x 2.5 in (73 x 140 x 64 mm) &
Probe Ø 1.18 x 7.24 in (Ø 30 x 183 mm) |