今有一事不明请教于诸位(电）

来源: borisg 于 2012-05-05 18:38:26 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (264 bytes)

Hardwired smoke alarm, wired as shown in manual,all new, from the same box, should not have compatibility issue, right? Each one worked, but not together.

Any ideas?

It's not the existing lines. I cut a 14-3 line just to test them. Did not work.

所有跟帖： 

• the code require separate wire directly from pannel -jy101- ♂ 给 jy101 发送悄悄话 jy101 的博客首页 (69 bytes) () 05/05/2012 postreply 18:44:31

• the manual says 3 wire (naked copper not used) -borisg- ♀ 给 borisg 发送悄悄话 borisg 的博客首页 (0 bytes) () 05/05/2012 postreply 18:47:04

• I think need both signal wire to sync -jy101- ♂ 给 jy101 发送悄悄话 jy101 的博客首页 (0 bytes) () 05/05/2012 postreply 18:48:43

• 回复：I think need both signal wire to sync -jy101- ♂ 给 jy101 发送悄悄话 jy101 的博客首页 (75 bytes) () 05/05/2012 postreply 18:51:28

• 四条线才能同步. -wooddiy- ♂ 给 wooddiy 发送悄悄话 wooddiy 的博客首页 (273 bytes) () 05/05/2012 postreply 20:28:08

• what's wrong with wxc these days ... -wooddiy- ♂ 给 wooddiy 发送悄悄话 wooddiy 的博客首页 (0 bytes) () 05/05/2012 postreply 20:29:10

• HD sold detectors has only 3 lines: blk, w, and r -borisg- ♀ 给 borisg 发送悄悄话 borisg 的博客首页 (0 bytes) () 05/05/2012 postreply 20:57:02

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