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Blog > Other > S37x slave alarm does not send a SMS message
By KING PIGEON | 29 December 2020 | 0 Comments

S37x slave alarm does not send a SMS message

[Problem]: When the S37x device is connected to the Modbus TCP slave, the slave alarm does not send a SMS message.
 [Solution]: Set RS485-1 to Modbus Master.
 

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