GTP-500M FAQ
●Q02: Why GTP-500M can not register?
●Q03: Do I need to buy an I/O expansion board?
●Q04: Do I need to buy a battery box?
●Q05: How to switch between different functions (ex. RTU -> RMV)?
●Q06:Precautions of RTU function.
●Q07:How many maximum capacity of micro SD does the GTP-500M support?
●Q08:If the counter function of GTP-500M is always error.How does user do?
●Q09:How to convert 2 bytes Hex value into a decimal reading for either a more meaningful 4~ 20mA?
●Q10:SMS Function-What is DTMF?
●Q11:SMS Function-Abnormal condition of SMS/Time content.
●Q12:SMS Function-For got password.
●Q13:SMS Function-I wrote in the Hyperterminal +++hello and pressed enter many times, but the phone could not receive the same number of SMS.why it doesn't work and why sometimes it does work?
●Q14:RTU Function-The Peripheral Device Status Error Code.
●Q15:RTU Function-How do I change the Timeout parameter of Modbus Devices?
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FAQ |
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Please see the document for details |
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English Chinese Chinese and English Japanese |
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2017/12/17 |
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Ver1.0 |
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717 KB |
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