Levitronix 100-90688, User Manual, Page: 25 / 39

User Manual for BPS-4H (High Temp.)
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PL-2009-03, Rev04, DCO# 21-101 25
4.2.2 Installation Instructions
! WARNING
Hazardous voltage may be present.
Always isolate the electrical power supply before making or
changing connections to the unit.
1. Make sure the PLC-Interface Module is not connected to the controller.
2. Connect the digital and analog inputs and outputs according to Table 11 and Figure 27 .
Assignment and functions of the I/Os can be changed with the controller firmware version (refer
to according firmware documentation).
3. Connect the D-SUB connector of the PLC-Interface Module to the controller.
Wire name
Wire
color
Designation Levels Note
Analog In1, (Signal) Brown
Ref Value
4..20 mA = 0..10000 rpm (speed mode)
4..20 mA = 0..100% (process mode)
Limit is 6500 rpm = 14.4 mA
Ground Analog In1 Violet
Analog In2, (Signal) Orange
Actual Process
Control Value
4..20 mA = 0..100% --
Ground Analog In2 Gray
Analog Out1,
(Signal)
Yellow Actual Speed 0..5 V = 0..10000 rpm
Direct connection, no
protection. Galvanic isolation
on the user side is required.
Analog Out2,
(Signal)
Green
Actual Process
Control Value
0..5 V = 0..100%
Direct connection, no
protection. Galvanic isolation
on the user side is required.
Common Ground
Analog Out
Black -- -- --
Digital In1, (Signal) Blue Reset
24 V

active
0 V

not active
Resets fault state
Digital In2, (Signal)
Yellow /
Red
Process mode
24 V

active
0 V

not active
Switches between process
mode and speed mode
Digital In3, (Signal) White Enable
24 V

active, system on
0 V

not active, system off
The Enable signal switches
the pump system on and off.
Common Ground
Digital In
Red / Blue -- -- --
Digital Out1
Green /
Brown
Status
Relay closed

active, system on
Relay open

not active, system off
This signal indicates the state
of the pump system.
Digital Out2 Pink Error
Relay closed

not active, system on
Relay open

active, system off
When active, the system
drives the impeller to zero rpm
and shuts down. With a reset
pulse the system can be re-
initialized.
Digital Out3 Turquoise Warning
Relay closed

not active, system o.k.
Relay open

active, system not o.k.
The warning signal indicates if
a system fault has been
detected. The warning signal
indicates a system fault but
the system does not shut
down
Common Relay
Contact Digital Out
Red -- -- --
Table 11: Signals of the PLC-A.1 PLC-interface module for standard firmware
(For other configurations of PLC Inputs and Outputs refer to alternate firmware documentation.)