CONTENTS
1. General Information ........................................................................ 1
1.1 Overview .............................................. 1
1.2 Characteristics ......................................... 2
1.3 Module Types ......................................... 3
1.4 Designations of Controller Models ........................ 5
1.5 Accessories (optional) .................................. 7
2. Installation Instructions ................................................................. 9
2.1 General Installation Notes ............................... 9
2.2 PV Array Requirements ................................. 9
2.3 Wire Size ............................................ 12
2.4 Mounting ............................................. 13
3. Install the modules ....................................................................... 16
4. Module Introduction ..................................................................... 18
4.1 Display Module ....................................... 18
4.1.1 Display Basic1 (DB1) ............................. 18
4.1.2 Display Standard1 (DS1) .......................... 19
4.1.3 Display Standard 2 (DS2) .......................... 23
4.2 Interface modules ..................................... 28
4.2.1 Interface type .................................... 28
4.2.2 Double USB (USB1) .............................. 28
4.2.3 USB COM Slave (UCS) ........................... 28
4.2.4 Relay COM Master (RCM) ......................... 29
4.2.5 Relay COM Slave (RCS) .......................... 30
5. Setting Control Parameters ......................................................... 31