Sungrow Logger1000, User Manual

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10.2 Dry Contact Wiring Cable
The wiring cable used for each Logger1000 dry contact needs to meet the requirements in
the following table 。
Dry contacts Specification requirements
RS485
Use outdoor UV rated twisted pair with a shielding layer.
The recommended cable diameter is 0.75~1.5mm 2 .
The maximum wiring distance should be less than 1000m.
AI
The recommended cable diameter is 0.75mm 2 .
The recommended maximum wiring distance is 10m.
DI
The recommended cable diameter is 0.75mm 2 .
The recommended maximum wiring distance is 10m.
Ethernet
Use cat5e or higher specification network cable.
Communication distance should be less than 100m.
PLC
The recommended cable diameter is 4~10mm 2 .
The maximum wiring distance is 100m.
Cable withstand voltage to ground must be greater than 1000V
10.3 Quality Assurance
When product faults occur during the warranty period, SUNGROW will provide free service
or replace the product with a new one.
Evidence
During the warranty period, the customer shall provide the product purchase invoice and
date. In addition, the trademark on the product shall be undamaged and legible. Otherwise,
SUNGROW has the right to refuse to honor the quality guarantee.
Conditions
• After replacement, unqualified products shall be processed by SUNGROW.
• The customer shall give SUNGROW a reasonable period to repair the faulty device.
Exclusion of Liability
In the following circumstances, SUNGROW has the right to refuse to honor the quality
guarantee:
• The free warranty period for the whole machine/components has expired.
• The device is damaged during transport.
• The device is incorrectly installed, refitted, or used.
• The device operates in harsh conditions beyond those described in this manual.
10 Appendix User Manual