(Maintenance space 100 mm or more) Purge air for dew point indicator Purge air for dehumidification Purge air for dehumidification (A) C D E IN Port size L 14 7 Dew point indicator (B) OUT F G K J 9 (IDG3, 5 only) H H M 1/8 Female thread Hexagon width across flats 14 N.C.: Gray N.O.: Black Applicable tubing O.D. Rc thread or G thread: o10 NPT thread: o3/8" 1/4 Female thread Hexagon width across flats 17 o4 M5 x 0.8 Drain Discharge (IDG3�ｮV4, 5�ｮV4) Manual valve Drain guide (Without drain discharge valve) Float type auto-drain N.C. type Drain Discharge (IDG10�ｮV4, 20�ｮV4) Manual valve (With drain discharge valve) Drain guide (Without drain discharge valve) Float type auto-drain N.C. type N.O. type Model A 238 292 322 B 219 270 295 C 41.6 55.1 D 155 182 212 E 9.8 14 F 60 72 G 30 41 H 24 35 J 29 41 K 67 82 M 3.5 4 Dimensions IDG3V4, 5V4, 10V4, 20V4 IDG3HV4, 5HV4, 10HV4, 20HV4 Port size L 1/8, 1/4 1/4, 3/8 IDG3V4, 3HV4, 5V4, 5HV4 IDG10V4, 10HV4 IDG20V4, 20HV4 43 IDG�ｮA Series Reduced purge Series IDG�ｮA/IDG