A total of 64 input and output SMS messages can be stored.

A total of 200 phone numbers can be stored in the EXM’s phone book.

The most likely cause of this is that the email server (SMTP) you are trying to use requires SSL. EXM CPU’s do not support SSL so please choose an email server that does not require it.

Yes – If you are using expansion units (EXM-E-) with your GSM CPU then you cannot use EXM-E-RS485 as well. If you require RS485 on your GSM CPU system, then please choose the PRO-RS485, which plugs into the programming port of the PLC CPU. If you are not using ANY other expansion units with your […]

If you need to send a SMS to multiple phone numbers, you must ensure the trigger to the SMS message block is enable for at least 10-seconds per number. So if you have two numbers that need to receive the SMS, then the trigger MUST be On for at least 10-seconds. For three numbers, then […]