User`s manual

57
Magtrol Model DSP6001 Dynamometer Controller
Chapter 6 – Alarm System
SETUP • OPERATION
6.6 WATER FLOW ALARM
• Usedtoindicatelackofwaterow
• OnlyforusewithEddy-CurrentorPowderBrakeDynamometers
• Defaultissetin“OFF”mode
• Monitoredonlywhenthebrakeis“ON”
6.6.1 inStrUCtionS for water fLow aLarM SetUp
1. Starting from main menu, press SHIFT.
2. Press DYNO SETUP button.
3. Select ALARMS.
4. Press SHIFT 2 times. The display should appear as follows:
POWER
BRAKE STATUS SET POINT SET POINT P I D
TORQUE SPEED STATUS
Figure 6–15 Water Flow Alarm Setup Display
5. Press COM SETUP button to select YES.
6. Press SHIFT 3 times to complete Water Flow Alarm setup and return to the main menu.
6.6.2 water fLow aLarM aCtion
When there is a lack of water flow, the display will flash “LOW WATER FLOW” (as indicated in
Figure 6–16) and will be accompanied by an audible beeping sound. The alarm relay will open and
the excitation current will automatically drop to 10% of the last excitation current.
POWER
BRAKE STATUS SET POINT SET POINT P I D
TORQUE SPEED STATUS
Figure 6–16 Water Flow Alarm Message Display
6.6.3 to reSet water fLow aLarM
Press any front panel button other than SHIFT. If the alarm condition is clear, the unit will return
to normal operation. Although not recommended, another option would be to disable the alarm by
following the alarm setup instructions in Section 6.6.1 – Instructions for Water Flow Alarm Setup.