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iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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1 ¤_ 2004-03-30 14:31  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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¤å³¹: 2387
3 ¤_ 2004-03-30 14:43  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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hi kk

all component is cheap cheap item. diy no need $2500 ar.

please describe your requirment .


iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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4 ¤_ 2004-03-30 14:51  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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eddi





¤å³¹: 2387
6 ¤_ 2004-03-30 14:57  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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hi

does your idea is like that ?

Connection :
MCU I/O connect to the Relay,
Relay connect to the pump.

Control method :
Program the MCU to control the on/off time of relay, then relay to control the on/off time of pump ?


iczfirz
"challenge"
"challenge"



¤å³¹: 14186
¨Ó¦Û: §Ú¦^¨Ó¤F
7 ¤_ 2004-03-30 15:01  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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24V DC pump ¥dK ¤é¥»¥J¦n¦üÂÅ¥Õ¦âªGºØ..
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eddi





¤å³¹: 2387
8 ¤_ 2004-03-30 15:18  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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hi

if the power is used on motor, the current must much higher. so i suggest u using DC relay to switch 24V, 20V or others( the function as ½ÕÅÜ ). i think it is more safe.

if u using power transister it is also acceptable.

what function u will expect on the unit ?


iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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9 ¤_ 2004-03-30 18:19  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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eddi wrote:
what function u will expect on the unit ?


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10 ¤_ 2004-03-30 20:05  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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11 ¤_ 2004-03-30 20:23  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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12 ¤_ 2004-03-30 20:50  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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13 ¤_ 2004-03-30 23:32  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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I believe in the Kingdom come Then all the colours will bleed into one But yes I'm still running
You broke the bonds You loosed the chains You carried the cross
And my shame and my shame
you know I believe it But I still haven't found
What I'm looking for.........
iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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14 ¤_ 2004-03-30 23:42  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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iczfirz
"challenge"
"challenge"



¤å³¹: 14186
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15 ¤_ 2004-03-31 00:21  Æ[¬Ý¸Ó¥Î¤áªº­Ó¤H¸ê®Æ  ¥D­¶¡G http://www.aquarium.org.hk  ·j´M³o­Ó¥Î¤áµoªíªº©Ò¦³¤å³¹  §â¤å³¹¤º®eÎ`¨î¨ì°Å¶KªO¡C
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