Phoenix Contact FL SWITCH MM HS UM E, User Manual, Page: 18 / 292

FL SWITCH MM HS
1-8
PHOENIX CONTACT 6874_en_16
– Slots for interface modules
This is where the various interface modules (each with two ports) are inserted and
locked in place.
– Mini-DIN V.24 (RS-232)
V.24 (RS-232) interface in Mini-DIN format for local configuration via the serial
interface.
– Alarm contact
The floating alarm contact can be connected here via a 2-pos. COMBICON connector.
– Supply voltage connection
The supply voltage can be connected via the 4-pos. COMBICON connector
(redundancy is optional).
– Reset button
– Diagnostic display
Various operating states or error states can be displayed here. For a list of possible
codes, please refer to page 1-14.
1.2.4.2 Front view of the extension module
Figure 1-4 Front view of the extension module
– Diagnostic/status indicators
Important information is displayed directly on the device.
– Connection for second extension module
Connect the second extension module here.
– Connection for interface modules
This is where the various interface modules are inserted and locked in place.
In order to prevent an accidental MMS reset, the reset button must be held down for a few
seconds before it triggers a reset.
67961011
Diagnostic/status
indicators
Connection for first
extension module/head
station (incoming
system interface)
LNK MODE
1
2
X1
LNK MODE
1
2
X2
LNK MODE
1
2
X3
LNK MODE
1
2
X4
Slots for interface modules
Connection for second
extension module
(outgoing system
interface)
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
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