Accessories - Siemens FC121-ZA Technical Manual

7.1.4
Accessory
Configure accessories
card(s)
Output When an output card is removed, the quantity must be modified accordingly.
card
External power input
Option
is used
1
output card
1..n
EVAC
Enable the EVAC module (must be connected first).
module
58
Smart Infrastructure

Accessories

The accessories (output cards / EVAC module) are automatically recognized by the
system if connected before the initial start-up. An EVAC-Module NL, added after initial
start-up, must be enabled manually.
Change the power concept from internal to external, if required.
External power is automatically enabled if provided.
Therefore check the calculation in chapter 11, max. external device
power for FC121-ZA/FC122-ZA g 0.5 A and FC123-ZA/FC124-ZA
g1.2 A.
Before installing an output card, power should be switched off.
If the quantity of configured output cards does not match the quantity of installed
output cards, all outputs will report fault. After pressing <RESET> only outputs with
fault are displayed.
The key switch set and the LED indication field do not need any configuration.
A6V10393190_h_en_--
2019-09-01