readMultipleRegisters: START

exception 'Exception' with message 'socket_connect() failed.
Reason: ()Connection refused' in /var/www/html/Modbus/phpmodbus/Phpmodbus/ModbusMaster.php:102 Stack trace: #0 /var/www/html/Modbus/phpmodbus/Phpmodbus/ModbusMaster.php(430): ModbusMaster->connect() #1 /var/www/html/Modbus/phpmodbus/examples/example_fc3_alfen.php(13): ModbusMaster->readMultipleRegisters(1, 1210, 2) #2 {main}