所有302系列的探測器都是常開的系統,有135華氏度(57攝氏度)和194華氏度(90攝氏度)兩種定溫度等級。 進口302-EPM-194
進口302-EPM-135感溫棒
All 302 Series Detectors are normally open devices and are available in either 135°F (57°C) or 194°F (90°C) ratings. Each unit is constructed with a high expansion .040 anodized aluminum (氧化鋁)sensing shell and fine silver contacts which are hermetically seaLED to ensure reliable operation. Electrical Rating (額定電功率)6-28 VDC, 1 amp. (all models) 大發機電供感溫棒
302-135- Interior, Vertical Mounting Fixed Temperature 135°F Maximum Spacing - UL 50' x 50'
302-194 - Interior, Vertical Mounting Fixed Temperature 194°F Maximum Spacing - UL 50' x 50'
這款應該是室內使用
302-ET-135 - All Weather, Vertical Mounting Fixed Temperature 135°F Maximum Spacing - UL 50' x 50'
302-All Weather, Vertical Mounting Fixed Temperature 194°F Maximum Spacing - UL 50' x 50'
這款是所有的環境使用
302-AW-135 - Moisture and Dust Proof, Vertical Mounting Fixed Temperature 135°F Maximum Spacing - UL 50' x 50'
302-AW-194 - Moisture and Dust Proof, Vertical Mounting Fixed Temperature 194°F Maximum Spacing - UL 50' x 50'
這款是防潮和防塵