Distech Controls ECB-VAVS - Output Wiring (VAVS)

56 ECB-VAVS Preloaded Applications
Output Wiring (VAVS)
Heat 1 Configuration
Heat1 Type Description
None No Reheat
Pwm Triac
1
Modulating PWM on DO1 & AO4
Digital Digital Reheat on DO1
Pwm Valve PWM Valve on DO1
Thermal Valve Thermal Valve on DO1
0-10V Modulating 0-10V on AO4
2-10V Modulating 2-10V on AO4
Floating Valve Floating Valve on DO1 and DO2
1. Outputs only on DO1 if Heat2 is 0-10V or 2-10V
Heat 2 Configuration (Depends on Heat 1 Configuration)
Heat2 Type Heat1 Type
Heat 1 not configured Heat1 not floating Heat1 analog Heat 1 Floating
None n/a
Pwm Triac
Cannot configure
DO2 n/a
Digital
Pwm Valve
Thermal Valve
0-10V
AO4 n/a AO4
2-10V
Example:
Suppose Heat 1 Type is an analog 0-10V signal and Heat 2 Type is PWM Triac. In this case, Analog
output 4 of the controller is used to control heat source 1 and Digital output 2 of the controller is used
to control heat source 2.
Allure EC-Smart-Vue Screen-by-Screen Guide