Lcd Alarm Message Display; Model; Table 5.1 Relays And Output Status For Various Operation Modes - Teledyne 3500 Series Operating Instructions Manual

Alarm Messages

Table 5.1 Relays and output status for Various Operation Modes

LCD
System Working
Status
Status
Power-off
Start-up Mode
Normal
Normal
Status
Normal
Alarm
Mode
Warning
Message
Status
Code
Alarm
Message
Error Mode
Code

5.3 LCD Alarm Message Display

When the Model 3500 enters an alarm condition an alarm message
is displayed on the LCD screen. Detailed descriptions and solutions of
these messages are listed in Table5.2.
.
LCD
Alarm
Icon
Bar
(Graphics
Mode)
(Relay_1)
No No Open = Alarm
Closed = No
No No
Closed = No
No
Open = Alarm
Open = Alarm
Teledyne Analytical Instruments
Relay
Warning
Alarm Error Alarm
(Relay_2)
Open = Alarm
Closed = No
Alarm Alarm
Closed = No
Alarm Alarm
Closed = No
Alarm
Open = Alarm

Model 3500

4-
20mA
Concentration
Output
Alarm
(Relay_3)
Open (Alarm) 0mA
Closed = No
0mA
Alarm
Depending on
4-
gas
20mA
concentration
Depending on
4-
gas
20mA
concentration
Closed = No
2mA
Alarm
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