2 instrument description – JUMO 706581 LOGOSCREEN nt Operating Manual User Manual

Page 34

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2 Instrument Description

34

Math

With the binary signals the results of the math operations are rendered. If the
result of the math (analog value) = 0 then the corresponding binary signal is
also "0". The leaving the configured math range limits is also rated as "0".

The math and logic module are available as extra codes. A configuration of the
module is only possible with the setup program.

Slave timeout
COM1

The signal is activated when timeout monitoring of the
RS232/RS485 interface is active and no Modbus slave com-
munication takes place.

v Chapter 22.2 "RS232/RS485"
v See "Activate replacement value" on Page 122.
v See "Activate replacement value" on Page 126.

Slave TO
COM1 inv.

Inverse behavior of the "Slave timeout COM1" signal.

Slave timeout
COM2

The signal is activated when timeout monitoring of the
"RS232 for barcode readers" interface is active and no Mod-
bus slave communication takes place.

v Chapter 22.3 "RS232 for Barcode Reader"
v See "Activate replacement value" on Page 122.
v See "Activate replacement value" on Page 126.

Slave TO
COM1 inv.

Inverse behavior of the "Slave timeout COM2" signal.

Slave timeout
TCP

The signal is activated when timeout monitoring of the Ether-
net interface is active and no Modbus slave communication
takes place.

v Chapter 22.4 "Modbus/TCP"
v See "Activate replacement value" on Page 122.
v See "Activate replacement value" on Page 126.

Slave TO
TCP inv.

Inverse behavior of the "Slave timeout TCP" signal.

Signal

Description

H

Further information can be found in the instructions to the setup
program (B 706581.6).

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