圖書館: 手冊
圖書館、手冊
The Marley LLC+u+bms sensor is used to monitor water level in the cold water basin of a cooling tower cell using a non-contact ultrasonic sensor mounted on a stilling chamber. The sensor provides a 4-20mA continuous signal back to a BMS where alarming and controls are provided by the BMS.
VFD 4X control panel User Manual
圖書館、手冊
The Marley 4X package is provided with a VFD enclosed in a water tight NEMA 4X stainless steel enclosure. Since VFDs natrualy generate heat, a closed loop type air conditioner is provided to evacuate the internal generated heat.
圖書館、手冊
The LLC+u water level control system consists of an ultrasonic sensor placed to measure the water level in the cold water basin.
AIO Control Panel IOM User Manual
圖書館、手冊
The Marley AIO cooling tower control panel combines the cooling tower fan motor VFD along with other optional circuits i.e. water level and basin heater controls into a single enclosure feed by a common main circuit breaker.