Carrier TruVu VAVB3-E2 - Page 12

What is the TV-VAVB3-E2?
TruVu™ VAVB3-E2 CARRIER CORPORATION ©2022
Installation and Start-up Guide All rights reserved
6
Memory
4 GBs eMMC Flash memory and 256 MB DDR3 DRAM
User data is archived to non-volatile Flash memory when parameters are changed,
every 90 seconds, and when the firmware is deliberately restarted.
NOTE When you change a parameter, you must wait 30 seconds before turning
the power off, in order for the change to be saved.
Real-time clock
Real-time clock keeps track of time in the event of a power failure for up to 3 days.
Protection
Field-replaceable glass fuse (3A fast-acting 5mm x 20mm)
The power and network ports comply with the EMC requirements EN50491-5-2.
LED status indicators
See LEDs (page 98) for details.
• Tricolor Net LED to show network status
• Tricolor Sys LED to show controller status
• A Tx (Transmit) and Rx (Receive) LED for Port S1
• Tx (Transmit) and Rx (Receive) activity LED and yellow link status LED for the
following ports:
○ Ethernet port Eth0
○ Ethernet port Eth1
• Output LEDs indicate status of each output.
• Prog 1/2 LEDs are customizable. See To configure custom Prog 1/2 LEDs
(page 101).
• Locator LED to find the controller during commissioning and to assess damper
rotation. See To use the Locator LED (page 100).
Environmental operating
range
32–122°F (0–50°C), 10–95% relative humidity, non-condensing
Physical
Fire-retardant plastic ABS, UL94-5VA
Terminal blocks and
connectors
Screw-type terminal blocks.
0.2 in (5.08 mm) pitch connectors
Mounting
Damper shaft/mounting bushing
Overall dimensions
A:
B:
C:
D:
Depth:
8.39 in. (21.30 cm)
5.95 in. (15.11 cm)
6.00 in. (15.24 cm)
7.52 in. (19.10 cm)
3.83 in. ( 9.72 cm)
Weight
1.8 lbs (0.82 kg)