Frequently Asked Questions (FAQ)

Q: How is redundancy achieved in the AFV30D-S41251?
A: Redundancy is provided through dual CPUs, dual 24 V DC power modules, and dual Vnet/IP network ports with automatic switchover logic.

Q: Which software license must be ordered?
A: The LFS1550 Control Function license is required to enable field control and I/O node support.

Q: What is the maximum I/O node capacity?
A: Up to 32 field I/O nodes—supporting as many as 512 discrete or analog points via FIO modules.

Q: Can firmware upgrades be performed remotely?
A: Yes, firmware images are uploaded over the network and applied without physical module removal.

Q: What environmental specifications does it meet?
A: It complies with IEC 60068 standards for temperature, humidity, and vibration resistance.

Q: How are alarms and status notified?
A: Via front-panel LEDs, two dry-contact outputs (NC, C), and SNMP traps over Vnet/IP.

Q: Is a 48 V DC power option available?
A: Yes, a 48 V DC variant (suffix code “B”) is offered for telecom and offshore installations.

Q: What mounting accessories are included?
A: Eight M5 rack screws and insulating bushes are supplied for secure installation.

Q: What is the MTBF under normal conditions?
A: The mean time between failures exceeds 100 000 hours when operated according to specifications.

Q: Can different FCU types share the same rack?
A: Yes, AFV30D and AFV30S series units share rack dimensions and network topology, allowing mixed configurations.