Honeywell TDIAP520830 User's Manual
Contents
1. 300 VA Pilot duty 120 to 277V ac 15A non inductive to 277V ac maximum 10 mA at 5V dc gold flash contacts TDIAP521030 20A resistive 125 to 277V ac 3 4 hp 125V ac 1 1 2 hp 250V ac 6000 cycles Listings UL and CSA Listed FM approved Operating Temperature 40 to 190F 40 to 88C Mounting Position Diaphragm must be vertical with input connections down Dimensions in Inches Millimeters TRIAP521030 ONLY C6981 Honeywell Asia Pacific Inc Room 3213 3225 Sun Hung Kai Centre No 30 Harbour Road Wanchai Hong Kong Honeywell Europe S A 3 Avenue du Bourget B 1140 Brussels Belgium Honeywell Helping You Control Your World amp Printed in U S A on recycled paper containing at least 10 post consumer paper fibers2. 6 mm O D rigid or semirigid tubing Barb fittings for 1 4 in 6 mm O D polyethylene tubing Switching Differential Nonadjustable TDIAP520830 TDIAP502730 0 02 0 01 in wc 0 72 0 36 Pa at minimum setpoint to approximately 0 80 in wc 0 029 kPa at maximum setpoint Normally open contacts close on a pressure rise above setpoint and normally closed contacts open on a pressure rise above setpoint TDIAP521030 50 of setpoint at minimum setting to 2 5 in wc at maximum setpoint Contact opens on pressure rise above setpoint and remain open until pressure drops below setpoint plus differential and reset button is fully depressed Home and Building Control Honeywell Inc Honeywell Plaza P O Box 524 Minneapolis MN 55408 0524 M2H 2C9 Honeywell Latin American Division Miami Lakes Headquarters 14505 Commerce Way Suite 500 Miami Lakes FL 33016 77 4023 1 Rev 5 96 Home and Building Control Honeywell Limited Honeywell Limit e 155 Gordon Baker Road North York Ontario Switching Action SPDT contacts on auto reset models Normally open contacts close on a pressure rise above setpoint and normally closed contacts open on a pressure rise above setpoint SPST normally closed on manual reset model contact opens on pressure rise above setpoint Must be manually reset Maximum Differential Pressure 0 5 psi 13 85 in we or 3 44 kPa Electrical Rating TDIAP520830 TDIAP502730 and 14004866 278 VA Pilot duty 24V ac
3. Honeywell TDIAP502730 TDIAP520830 amp TDIAP521030 Airflow Switches SPECIFICATION DATA FEATURES Models available with compression or barb fittings SPDT contacts on automatic reset models SPST n c contacts on manual reset models Electrical switch enclosed in metal box with cover Reliable pneumatic operation UL and CSA Listed FM approved Adjustable setpoint GENERAL Airflow Differential Pressure Switches are used to sense positive negative or differential air pressure in HVAC systems They provide high or low limit with alarm or high limit shutdown with manual reset 77 4023 1 Copyright 1996 Honeywell Inc All Rights Reserved TDIAP502730 TDIAP520830 amp TDIAP521030 AIRFLOW SWITCHES DESCRIPTION Airflow Differential Pressure Switches are used to sense positive negative or differential air pressure in HVAC systems They provide high or low limit with alarm or high limit shutdown with manual reset SPECIFICATIONS Models Q TDIAP502730 auto reset compression fittings also available as 14004866 001 for panel mounting Q TDIAP520830 auto reset barb fittings Q TDIAP521030 compression fittings manual reset Setpoint TDIAP520830 TDIAP502730 Adjustable 0 05 to 12 0 in wc 0 0018 to 2 98 kPa TDIAP521030 Adjustable 0 30 to 12 0 in wc 0 0108 to 2 98 kPa Connections Electric Screw terminals with cup washers Knockout for 1 2 in conduit Pneumatic Compression fittings for 1 4 in
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