This FAQ has been written for NEAL (North East Africa and Levant) region. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
Please find the firmware version link below (Tesys T pack 8 - FW2.6) for download
Also find the attachment for the procedure for LTMR upgrade .
https://www.se.com/products/ww/en/1500-contactors-protection-relays/1550-motor-management-system/1508-tesys-t/?p_url=http://www.ops-ecat.schneider-electric.com/ecatalogue/browse.do?el_typ=product&cat_id=BU_POW_1508_L3&prd_id=LTMR08MFM&scp_id=Z000&xtmc=LTMR08MFM&xtcr=1
In addition, The installation has to conform with the basic rules of Modbus communication
Improve Modbus network on site
1. install line polarization,
2. install end impedance,
3. connect of a zero volt reference between devices,
4. improve connections
5. Eliminate address conflicts.
LTMR Modbus User Manual
https://www.se.com/products/ww/en/1500-contactors-protection-relays/1550-motor-management-system/1508-tesys-t/?p_url=http://www.ops-ecat.schneider-electric.com/ecatalogue/browse.do?el_typ=product&cat_id=BU_POW_1508_L3&prd_id=LTMR08MFM&scp_id=Z000&xtmc=LTMR08MFM&xtcr=1
Also find the attachment for the procedure for LTMR upgrade .
https://www.se.com/products/ww/en/1500-contactors-protection-relays/1550-motor-management-system/1508-tesys-t/?p_url=http://www.ops-ecat.schneider-electric.com/ecatalogue/browse.do?el_typ=product&cat_id=BU_POW_1508_L3&prd_id=LTMR08MFM&scp_id=Z000&xtmc=LTMR08MFM&xtcr=1
In addition, The installation has to conform with the basic rules of Modbus communication
Improve Modbus network on site
1. install line polarization,
2. install end impedance,
3. connect of a zero volt reference between devices,
4. improve connections
5. Eliminate address conflicts.
LTMR Modbus User Manual
https://www.se.com/products/ww/en/1500-contactors-protection-relays/1550-motor-management-system/1508-tesys-t/?p_url=http://www.ops-ecat.schneider-electric.com/ecatalogue/browse.do?el_typ=product&cat_id=BU_POW_1508_L3&prd_id=LTMR08MFM&scp_id=Z000&xtmc=LTMR08MFM&xtcr=1
Released for: Schneider Electric Egypt and North East Africa
