Power Meter 3 Circuit ANSI 0.5

1800Ohm Thrmstr Hzrd Duct 4

10k Thermistor Setpoint 0-10K

10k Thrmstr SetPoint 1-11K LCD

1k Trnsmt Avg80' NEMA4X 4-20mA

Diff LowPress 10"WC LCD 4-20

5 PPM NO2 34 LITERS

10 PPM NO2 34 LITERS

20.90% OXYGEN 34 LITERS

100% NITROGEN 34 LITERS