Xylem Bell & Gossett ecocirc XL Series, Руководство пользователя

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Electronic Drive Manual 1
1. Introduction
The electronic drive described in this manual controls
ecocirc XL circulators; the drive’s main features are:
• sensorless motor control
• sine wave modulated PWM
• 2 micro-controllers:
one dedicated to motor control
one implementing the following features:
- pressure sensorless control modes
- night setback mode operation
- 0-10V analog input signal control
- 4-20mA pressure sensor control
- external temperature sensor control
- external start/stop signal control
- fault signal control
- connection to Modbus control systems
- connection to BACnet control systems
• multiple alarms and errors detection and control
• multiple pump status indication
• optional Wireless module control
• optional RS485 module control
In the next chapters, a detailed description of
ecocirc XL family drives’ features will follow.
1.1 Product nomenclature
Introduction
ecocirc XL 36 - 45
Cast Iron Housing
(blank)
Family Range Max Flow
Max Head
ecocirc XL B 36 - 45
Lead Free
Bronze Housing
Family Range Max Flow
Max Head