Nitrogen Dioxide Detector and Controller
Ice Skating Arena
* Automatic Ventilation Controller
* Dual relays: Fan (SPDT) & Alarm (N.O.)
* Microcomputer Controlled
* Digital Display: 0 to 9 ppm N02
* Highly Linear Electrochemical Sensor
* Selectable Set Points & Delay Time
* Diesel Exhaust Detection and Control
Specific to Nitrogen Dioxide.
Provides Nitrogen Dioxide detection, digital display of level in ppm, a relay to automatically control exhaust fans, a loud audible alarm, and an alarm relay.
Meets the requirements of OSHA and the state of Wisconsin.
Housed in Nema 1, UL listed, metal knockout case.
Internally adjustable set points for fan and alarm relays.
Adjustable switch for fan delay from 0.5 to 5 minutes.
Bright LED's show relay status: amber fan LED flashes during delay period and is on steady when the relay closes. The red alarm LED flashes during the 5 minute delay period and is on steady to show the relay has closed.
Replacement sensors and field calibration kit available. Sensor life is about 2 years.
POWER: 1.2 Watts from 12 to 24 VAC or VDC
SIZE: 6 X 6 X 3 inches
SHIPPING WEIGHT: 3 pounds
FAN RELAY: 5 amps, 24OVAC, pilot duty, SPDT
ALARM RELAY: 0.5 amps, 200V, 1 OVA, NO.
FAN RELAY SET POINT: 0.5 to 3.0 ppm
ALARM RELAY SET POINT: 1.0 to 5.0 ppm
OPERATING ENVIR.: 0 to 125¡ F, 10 to 90% RH
LINEARITY: Within 1%.
SENSOR OUTPUT DROOP: Less than 2% per month.
ALL UNITS ARE FACTORY CALIBRATED
TYPICAL COVERAGE: 5000 square feet per unit
Manufacured By: Macurco Inc.
Distributed By Engwald