Before Starting The System; Commissioning - SystemAir SAVE VTR 100/B Installation Instructions Manual

22

| Before Starting the System

Position Description
1
Connection to the main circuit board
2
Connection for external control panel (HMI) or Internet access module (IAM)
3
Modbus RS485 connection
AI6–7
Freely configurable Analog input. None/Input type selection in HMI.
DO1–4
Freely configurable digital output.
DO2 default configuration: Outdoor-/Exhaust Air Damper
DO3 default configuration: Activate Cooling
DO4 default configuration: Sum Alarm
AO3–5
Freely configurable analog output. Actuator type 0–10V, 10–0V, 2–10V, 10–2V.
AO3 default configuration: Heating (only for VTC 200/300/500/700, VTR 100/700 type models).
AO4 default configuration: Cooling
UI1–5
Freely configurable universal input. Can be set as analog input (0–10 V) or a digital input (24 V).
UI1 default configuration: Pressure guard
UI2 default configuration: Cooker hood
UI3 default configuration: Fire alarm
UI4 default configuration: Refresh
24V Maximum current 200mA at 24VDC +-10%.
9 Before Starting the System
When the installation is completed, check that:
• The unit is installed in accordance with the instructions
• Outdoor and exhaust air dampers and silencers are installed and that the duct system is correctly connected to the
unit
• All ducts are sufficiently insulated and installed according to local rules and regulations
• Outdoor air intake is positioned with sufficient distance to pollution sources (kitchen ventilator exhaust, central vac-
uum system exhaust or similar)
• All external equipment is connected
• The unit is correctly wired
10

Commissioning

Follow the first startup instructions and fill in the Commissioning record as you go through the settings.
The Startup Wizard cannot be skipped.
Fig. 26 External connection box and board
254537 | v2