# Data send from Modbus TCP to NR with ttl convertor rs485

**URL:** <https://discourse.nodered.org/t/data-send-from-modbus-tcp-to-nr-with-ttl-convertor-rs485/39555>\
**Category:** General\
**Created:** [22 January 2021 10:42 UTC](https://discourse.nodered.org/t/data-send-from-modbus-tcp-to-nr-with-ttl-convertor-rs485/39555 "2021-01-22T10:42:42Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Easy4M](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/easy4m/32/35749_2.png) [@Easy4M](https://discourse.nodered.org/u/Easy4M)\
**Post date:** [22 January 2021 10:42 UTC](https://discourse.nodered.org/t/data-send-from-modbus-tcp-to-nr-with-ttl-convertor-rs485/39555/1 "2021-01-22T10:42:42Z")

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Hello, i have little problem with receive data to NR from Modbus TCP with TTL convertor rs-485. I have disable BT and setted serial0 to AMA0. When i select AMA0 on NR this don't want connect to my device. I check the modbus with USB an this work perfectly. If need information about settings i will give. Thank's

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [23 March 2021 10:43 UTC](https://discourse.nodered.org/t/data-send-from-modbus-tcp-to-nr-with-ttl-convertor-rs485/39555/2 "2021-03-23T10:43:41Z")

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Closed on 23 March 2021 10:43 UTC

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