2000 Atkomatic Product Selection Wizard The matrix number for your Atkomatic product is: 2 0 - (Place your mouse over characters in the matrix number to see a corresponding description.) Selection Items Maximum Operating Pressure: A Relay Must Be Used Thread Size: . 1/8" 1/4" 3/8" 1/2" Orifice Size: . 1/32" 3/64" 1/16" 3/32" 1/8" 3/16" Coil Type: . Class H Molded Single Wound Class H Fiberglass Wrapped Double Wound Seat Material: . PTFE Buna-N Viton® Kel-F® Stellite 316 SS EPR Voltage AC (60 Hz): . DC or 50 Hz AC 24 VAC, 60 Hz 100 VAC, 60 Hz 115 VAC, 60 Hz 200 VAC, 60 Hz 230 VAC, 60 Hz 460 VAC, 60 Hz Seal Material: . PTFE Buna-N Viton® EPR Voltage AC (50 Hz): . DC or 60 Hz AC 24 VAC, 50 Hz 110 VAC, 50 Hz 220 VAC, 50 Hz 380 VAC, 50 Hz Fluid/Media Type: . Gas Liquid, up to 40 SUS Liquid, 41 SUS to 200 SUS Steam Cryogenic Voltage DC: . AC, 50Hz or 60Hz 24 VDC 32 VDC 48 VDC 125 VDC 250 VDC Coil Housing: . Standard (NEMA 1) Waterproof (NEMA 4) Explosion-proof (NEMA 7) Water- & Explosion-proof (NEMA 4 & 7) Connection Type: . NPT British Pipe Thread AND Aminco