LACO ORIGINAL OPERATING INSTRUCTIONS TITANTEST™
36
© 2018 LACO TECHNOLOGIES, INC. - [TitanTest itna01en1-07 BA.fm] - 1807
Relay
► Select " Setup > Global settings > Interfaces > Relay".
Serial port** Define
whether the RS232 or the RS485 interface should be used and which pro-
tocol for communication,
how the RC interface is used.
** Feature not available in TITANTEST™ Maintenance model
Table 15: Relay settings
Option Value range
(Min. Max.)
Comment
Relay 1 and Relay 2 Off
1)
1. The "Off" and "On" settings are suited well for testing the external relay circuit.
Relay is always de-energized.
Start The relay is energized if Valve V2 opens and de-energized if Valve
V2 closes.
Stop The relay is energized if Valve V6 opens and de-energized if Valve
V6 closes.
START / STOP Relay is energized in measurement mode and during evacuation.
Ready Relay is energized in measurement mode.
Setpoint Relay is energized if the leakage rate exceeds the setpoint and de-
energized if it falls 10% below the setpoint.
On
1)
Relay is always energized.
Warning limit LR Relay is energized if the leakage rate exceeds the warning limit.
Bypass pump Relay is energized if the partial flow valve of the bypass pump is
switched on.
Warning Relay is energized if there is an unconfirmed warning message.
Please note: Error messages are not signaled.
Error Relay is energized if there is an error message.
Please note: Warning messages are not signaled.
Warning and error Relay is energized if there is an unconfirmed warning message or
an error message.
Table 16: Serial port settings
Option Value range
(Min. Max.)
Comment
Interface RS232 / RS485 Selection of whether the RS232 or the RS485 interface should
be used.
Protocol LD LD protocol
Baud rate: 19200
Diagnosis Interface protocol for device diagnosis.
Service purposes only
Baud rate: 19200
ASCII Interface protocol for device diagnosis.
Baud rate: 19200
RC protocol RC Remote control protocol.
Baud rate: 9600
LD LD protocol
Baud rate: 19200
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