- Industrial strength, water resistant enclosure.
- Large digital display, autoranging (220ppm) w/ backlight.
- Easy front panel access to set points and relays.
- Precisely adjustable max, min, and fail time set points.
- Failure alarm if ozone remains outside control range.
- Front panel generator control cutoff switch for easy maintenance.
- User selectable PPM ranges for analog output (420 mA and 02 VDC)
- OSHA 0.1 ppm safety limit light.
| - Enclosure: Wall mounted polycarbonate enclosure resists water spray and splash (NEMA 4X).
- Size: H = 6.3”/160mm, W = 6.5”/166mm, D = 4.6”/118mm.
- Power in: 12-24 VDC.
- Power out: +5 or +12-24 VDC to sensor.
- Data in: RS-232 serial data from remote sensor module (SM-4 or equivalent).
- Data out: RS-232, 9600 Baud 8N1 format.
- Analog out: 0-2 V and 4-20 mA, internal jumpers select full scale PPM range.
- Control in: Generator enable (contact closure).
- Control outputs: Relays, 10A @ 25VDC, 0.25A @ 250VDC, 2.0 KVA AC (resistor).
- Relay functions: Ozone generator control, >100 PPB safety limit, failure to control.
- User controls (internal): MAX set point, MIN set point, FAIL time, increase, decrease.
- Numeric display: Four digits, 0.5”/12mm, auto-ranging, with backlight.
- LED indicators: Sensor, above MAX, below MIN, >100 PPB, generator on, failure
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