Transmitter/Controller
Monitor with Temperature and Humidity
Ozone transmitter/Controller with Temperature and Relative Humidity
| Product ID: | S-905 | |
| Price: | $895.00 |
Specifications
Power (user supplied) | Regulated 12 VDC, 800 mA |
Analog output | 4-20 mA (opto-isolated), 10-30 V |
External signal type | Transistor output |
External signals | 4 |
External signal functions | Low Alarm, High Alarm, Control & Diagnostics |
Inputs | Standby toggle |
Communication | RS485 |
Jumpers | J1, J2, J3 termination resistors |
Connectors | Screw |
ID | 1 (Default) - User configurable from 1 - 255 |
Alarm set points (2) | User configurable |
Control set point | User configurable |
RS485 protocol | Aeroqual proprietary product |
Removable / replaceable sensor head | Yes |
Enclosure rating | IP20 & NEMA 1 equivalent |
Enclosure size (with base unit) | 64 H x 130 Ø (mm); 2½ H x 5? Ø (in) |
Mounting | Screw fixture |
Weight | < 200 g; < 7 oz |
Measurement range | |
Low Concentration Ozone Head | 0.000 - 0.500 ppm |
High Concentration Ozone Head | 0.50 - 20.00 ppm |
Accuracy | |
Low Concentration Ozone Head | ± 10% (0.100 – 0.500 ppm) |
High Concentration Ozone Head | ± 10% (0.20 - 2.00 ppm) |
± 15% (2.00 - 20.00 ppm) | |
Resolution | |
Low Concentration Ozone Head | 0.001 ppm |
High Concentration Ozone Head | 0.01 ppm |
T90 Response | |
Low Concentration Ozone Head | < 60 seconds (T90) |
High Concentration Ozone Head | < 35 seconds (T90) |
Sensor type | Gas-sensitive semiconductor |
Operating temperature range | -5°C to 50°C; 23°F to 122°F (sensor head and base unit) |
Relative humidity limit | 95% maximum (sensor head and base unit) |

