AGT PSG MAK10 Installation Manual, Operating Manual, Maintenance Manual, Spare Part List page 22

Installation-, Operating-, Maintenance-Manual, Spare part List
Temperature-Monitoring and Error-Diagnosis
Operation Status Indicators
Green LED (POWER)
The sample gas cooler is switched on and is working.
Yellow LED (SERVICE)
Service-Reminder: Over 4500 operating hours.
 Reset Service-Reminder: By simultaneously pressing (2 sec.) the operation buttons 2-
TEMP and 3-MODE the operating hours counter can be reset to zero. The service LED
turns off. This action should take place only after proper maintenance of the cooler.
Red LED (ALARM)
Temperature alarm (TLo/TA) or extreme exceed of maintenance interval.
 Service-Alarm: When the red, yellow and the green LEDs light up, it indicates that the
service interval has exceeded twice the scheduled service period (over 9000 operating
hours). The potential-free alarm contact (remote monitoring connection) is activated.
 Temperature-Alarm: A temperature overshoot (TLo <0,5°C/34°F or >10,0°C/50°F, TA
<5,0°C/41°F or >45,0°C/113°F) has been recorded if red and green LEDs light up.
The potential-free alarm contact (remote monitoring connection) is activated. If the
exceeded temperature is compensated, the alarm is switched off. But the LCD display
indicates that an alarm has been logged (see chapter "LCD Display", point 12).
 Sample Gas Pump (Option): A temperature alarm simultaneously switches off the
integrated sample gas pump. The sample gas pump starts automatically after
annulment of the alarm.
AGT-PSG GmbH & Co.KG
Errors and printing mistakes excepted Translation - Manual MAK10 Rev. 11/2017
MAK10
Page 22