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Engineering Change Notification

Public | Finalized Published: 27 April 2016 - Reference: 11_2016_ECN

TAGS: [Electrical] [Firmware]

HT B22 models - Improved MODBUS compatibility

Hatteland Display hereby informs about changes for the following model(s):
HT B22yy yyy-yyy-Mxyy

Notice: Customized models are ALSO affected by this Engineering Change Notification.

HT B22yy yyy-yyy-Myyy

Effective from:

Gradual implementation from 1st of May 2016.

Additional information:

Isolated RS422/RS485 COM module: PCA100293.
No ECHO(x) - Required for some MODBUS Compability.

Jumper mounted: This setting is only to be used during half duplex communication. When this jumper is set it will disable ability to receive data (Echo of transmitted data) while transmitting is active.

Some software libraries are not able to use echo and therefore need this jumper set.

Typically example is a very common MODBUS library.

Contact:

For further enquiries regarding this Engineering Change Notification, please contact Support at Hatteland Technology AS.

Attachments:

PCA100293 Datasheet (304.4kb)
ds_pca100293-1_com_module_rs-422_rs-485.pdf

Matching products online:

HT B22Gy STC-yyy-Mxyy

Implemented by:

________________________________

Frode Grindheim
VP Products
Hatteland Technology AS

Read and Understood by:

________________________________

(Your name)
(Your company)

Last revised: 28 August 2024