Digital Interfaces (External Interfaces); Terminal Connection And Function Of The External Interfaces; Inputs; Fam Start - Hydac FluidAqua Mobil FAM 5 Operating And Maintenance Instructions Manual

Digital interfaces (external interfaces)

The FAM-5 series units have, by default, external interfaces to the remote
control/remote monitoring by an external control system/process control or
button/indicator light.
The control system additionally has the following inputs and outputs:

Inputs:

Outputs:

Terminal connection and function of the external interfaces

Inputs
FAM scope of delivery
FAM start/stop
The FAM control system reacts to the pulse of an isolated contact at this
input. This is determined by whether the FAM is in operation or in operation-
ready state.

FAM start

FAM is started if:
• FAM is ready for operation – see outlet "Device Ready"
• FAM is not in operation – see outlet "Operating state"
• The 24 V DC is connected through at the input X1/22:"
o Signal will only be detected in case of a rising edge – button
o Required pulse duration of at least 2 seconds
FAM 5
BEWA FAM5 4166129a en-us 2019-03-04.docx
FAM Start/Stop
Operating state
The filter is
clogged
Device ready
FAM terminal strip
version is required
Digital interfaces (external interfaces)
FAM in operation
max. differential pressure on the fine filter is
reached
Ready for operation (no fault, main switch
ON
+ 24 V DC,
max. 1 A, DC-12
Input
en-US
X1
21
Start/stop
signal from
external
(trigger)
22
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2019-03-04