MODEL: DH100 DH100ACDCLP DH100ACDCLPA SL-2000-P SL-2000-N 4-Wire Photoelectric Duct Smoke Detector with Low-Flow Technology Air velocity rating from 100 to 4000 feet per minute (0.5 to 20.32 m/sec.) Patented interconnectabillity for multi-fan shutdown (up to ten air handlers) Patented telescopic sampling tube Built-in reset button Outside mounting tabs Easy and quick mounting to round or rectangular ducts from 1′–12' 常用型号如下: 2300-60PA 2300-120PA 2000-125PA0 2300-250PA 2000-125PA VF20T 2000-500PA R7428A1006 HTY7903T4P00 HTY7903T4000 HY7903T4P00 HY7903T4000 Hewei001@ V5088A1021 R7428A1006 ML7421B1023 V5088A1013 V5088A1005 V5211S1037 ML7420A3055 vC6013AP1000 DT70 TH-921 TH-920 T6373AC1108 T6375B1153 T6373BC1130 VC4013AJC1000 VC6013AJC1000 WFS-1001-H DPS200 DPS400 T675A1466 上海创仪实业有限公司 地址: 上海沪亭北路607弄61号1702 邮编: 201615 MSN: Hewei001@ QQ : 33852705 传真:021-34170028 电话: 何伟