Purchase Qty. Reference FOB Price
1-299 Sets US$185.00
300-499 Sets US$165.00
500+ Sets US$145.00
Product Description
Product Description QD6000 Gas Detection Controller Measuring range %LEL, %VOL, PPM Accuracy ±3%F.S; Sensor signal 4-20MA Alarm point Two-level alarm, can be freely set by the user Default value (EX) low alarm 20%LEL high alarm 50%LEL Indication method LCD display ...