Envco – Environmental Equipment

FEATURES

• Operation temperature -40deg to +60degC
• Offers both SDI-12 and RS-485 interfaces
• Automatic and/or controlled purge
• Dependable mass flow rate control (temperature compensated)
• Flow rates are selectable
• ISO 9000 qualified components approved for medical applications
• Automatic Bubble Control "ABC" Constant Bubbler Rate over wide stage range
• Low power operation (can be powered by 12-volt battery and solar panel)
• Depths to 115 ft. (50 PSI / 35m)
• No needle valve or diaphragm problems
• No mercury
• No sight feed oil in orifice line
• No heavy, dangerous Nitrogen tank required

Ordering Information:
H-355 “SMART GAS” System
Self contained gas purge system for use with non-submersible pressure transducers.
Designed for full-featured use with H-350XL™ or as a stand-alone unit with other
pressure measurement systems. Maximum PSI is 50.

H-355 Options
H-252 RS-485 to SDI-12 Communication Option

H-355 Accessories
H-355-INS Installation Kit (includes 2- 1/8 in. NPT to 1/8 in. tube fittings, 1- 1/8 in. NPT to 3/8 in. tube fitting, and 6 ft. 1/8 in. copper tubing.)
H-355-DES-2 Desiccating Air Dryer (4400 Cubic Feet)
H-355-DP-2 Replacement Desiccant for H-355-DES-2 Air Dryer
H-355-DES-1 Desiccating Air Dryer (600 Cubic Feet)
H-355-DP-1 Replacement Desiccant for H-355-DES-1 Air Dryer
H-355-DP Replacement Desiccant for H-355 Air Dryers, 5# Can (2268 Grams) Fills DES-2 2.8 times, DES-1 20.5 times.
H-355-OL Orifice Line (1000 ft. minimum)
H-253 Orifice Kit (for attaching orifice line to system)