have problem in sms sending using PLC

eecwsaa

Member
Join Date
Jun 2006
Location
hk
Posts
3
hello!I am a new PLC user.

I want to ask something about using PLC connect to modem to send sms

my task:
when receiving an internal bit 1 , it have to ring a cellular phone and send sms to there.

equipment:
PLC S7200 and EM241 modem

I have read the manual and write the program here.
ie. http://ihome.ust.hk/~ee_cwsaa/question2.doc

also i no sure how to set the Q -address

ie. http://ihome.ust.hk/~ee_cwsaa/question1.doc

please help

thank u very much.

eecwsaa
 
Cwsaa,

To set the Q-address of your EM241 Modem module, count the Q-memory outputs of all modules BEFORE the EM241. For example, if the modem module is in slot 3 then count all outputs in slots 1 and 2. Then use the next available Q-memory.
 
thank u very much for your reply.
but sorry that i am confusing on the way of counting Q address in one modules

Q address is refer to what?
how to count ,is that Q0.0,Q 0.1 , that kind?
if so , how can i know i have used how many in the wizard?

nicole
 

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