Ammonia Scrubber Datasheet
Contents
1. in THUMB SCREW REPLACEMENT PARTS AS 200 08 PSH Stainless steel top amp bottom with polysulfone shell AS 200 3 O ring replacement set AS 200 08 SSH Stainless steel top amp bottom with stainless steel shell AS 200 08 EB 1L 15 fillings replacement burl saddles and media2. REPLACING SCRUBBING MEDIA When deposits are visible 75 of the way up the housing the scrubbing media needs to be replaced Unscrew thumbscrew on bottom of housing 2 Swing yoke to one side 3 Separate housing and bottom cap as an assembly fro top cap 4 Remove spring and top screw 5 Remove old media and dispose of properly housing may be rinsed with soapy water to clean 6 Fill housing with 135cc of berl saddles tap hous ing to allow material to settle 7 Replace stainless steel screen on top of berl sad dles 8 Pour 65cc of scrubbing media 9 Replace stainless steel screen on top of media 0 Replace spring on top of screen Clean o rings on shell and inside top manifold replace if necessary 2 Place center tube into o ring seal in top cap 3 Push and twist to seal housing around o ring 4 Replace yoke and tighten thumbscrew finger tight do not over tighten WARNING DO NOT over tighten the thumbscrew Doing so may cause the housing to crack Goggles and Gloves should be worn when re placing media CAUTION Allow unit to cool before handling HEATER JACKET SETUP SHOULDER Aa SCREW JACKET YOKE e THUMB SCREW Power supply connection for heater jacket Connect 15 230 VAC power supply to wires on scrubber note white wire must be capped with wire nut since voltage is present when heater is energized in 230 VAC operation 2 Allow heater jacket t
3. o run for 15 20 minutes be fore starting sample flow heater is equipped with thermocouple and thermostat to regulate heater PERMA PURE LLC P O Box 2105 8 Executive Dr Toms River NJ 08754 USA Phone 732 244 0010 Fax 732 244 8140 E mail info permapure com Website www permapure com AS is a trademark of Perma Pure LLC Original Instructions Bulletin 250 AS Series Ammonia Scrubber User Manual foc F ET e e p7 Ta A PERMA PURE Principle of Operation AS Series Ammonia Scrubbers remove ammonia from a gas stream to protect analyzers and sample lines from clogging due to the formation of ammo nium salts Ammonia reacts with phosphoric acid forming ammonium phosphate This relatively high melting point salt immediately deposits inside the ammonia scrubber removing it from the gas stream The reaction is quite selective and does not affect the concentrations of other gases in the stream SAMPLE OUTLET FILTER DISK Phosphoric acid is very hydroscopic so it will draw water from the gas stream creating some liquid phosphoric acid solution in the bottom of the scrubber To avoid excess liquid formation the scrubber should be heated either by installation in a heated enclosure or by using a heated scrubber The AS Series proprietary scrubber media has been formulated for continuous operation Its life expectancy is dependent upon the sample flow rate and ammonia concen
4. tration in the gas stream It is very selective in its reactions with the gas removing only ammonia It is also a very safe sta ble chemical to handle and store Mounting Arrangement 4 NPT Ineiand Oude Heated serunber maming racked _ ae All dimensions are in Inches Mount scrubber in a vertical orientation using the angle bracket provided Connect gas sample lines to the labeled inlet and outlet ports Be sure to connect sample inlet to port marked IN on the scrubber housing Ammonia Scrubber Specifications Material of Polysulfone Stainless Steel Construction Pressure 30 psig 100 psig 1 4 NPT 1 4 NPT Operating 20 C to 40 C Ambient Temp Environment 0 95 RH SOW 115V 10 or 230V 10 When thumbscrew is replaced with SST hex bolt This equipment is to be installed amp operated by trained personnel with sufficient command of the English language to clearly under stand the instructions amp safety warnings YOKE Performance The ammonia scrubber performance varies de pending on the concentration of ammonia and flowrate of the gas sample At a flowrate of Ipm and ppm of ammonia media should last 40 000 hours BURL SADDLES amp MEDIA Sf
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