久久r精品国产99久久6不卡,福利第一页,全部免费毛片在线播放网站,可以免费看的黄色网址,久久免费99精品久久久久久,国产福利资源,久久久福利

廈門市哈德沃克電子科技有限公司專業(yè)代理銷售英國Apollo阿波羅船用火災報警設備：探測器、報警器、探頭底座等。原裝進口，常備現貨。

APOLLO 55000-773MAR
55000-773MAR船用監(jiān)控模塊
APOLLO阿波羅船用監(jiān)控模塊55000-773MAR

The Apollo Marine DIN-Rail Input/Output Unit (55000-774MAR) provides a voltage-free, single pole, changeover relay output, a single, monitored switch input and an unmonitored, non-polarised opto-coupled input.

Supply voltage:        17 to 28V dc
Humidity:                        0% to 95% RH (no condensation or icing)
Ingress Protection:         IP20
Operating temperature:  max. 70°C
Approvals:                ABS
                                       VNIIPO