GE Hydran 201i, Instruction Manual

Page: 125 / 300

Verification of Operation Prior to Installation
Part 17997 Rev. 6, March 2011 6-11
4. Ensure:
• The System state indicator LED OK (item 25 in Figure 2-7 on page 2-12) is off.
• The NO contact of the fail alarm is open.
• The NC contact of the fail alarm is closed.
• If connected, the SCADA system has detected the alarm.
6.2.4.4 Cancelling the Fail Alarm
1. Set the same parameter RelayMode to Normal .
2. Ensure:
• The System state indicator LED OK (item 25 in Figure 2-7 on page 2-12) is lit.
• The NO contact of the fail alarm is closed.
• The NC contact of the fail alarm is open.
• If connected, the SCADA system has detected the state change of the fail alarm relay.
6.2.4.5 Cancelling the Gas Alarms
1. Access the submenu Relays/Analog;GasH Relay .
2. Set this relay’s parameter RelayMode to Normal .
3. Access the submenu Relays/Analog;GasHH Relay .
4. Set this relay’s parameter RelayMode to Normal .
5. Ensure:
• The High alarm state LED H (item 27 in Figure 2-7 on page 2-12) is off.
• The High-High alarm state LED HH (item 26 in Figure 2-7 on page 2-12) is off.
• The System state indicator LED OK (item 25 in Figure 2-7 on page 2-12) is lit.
• The NO contact of the High alarm is open.
• The NC contact of the High alarm is closed.
• The NO contact of the High-High alarm is open.
• The NC contact of the High-High alarm is closed.
• The NO contact of the fail alarm is closed.
• The NC contact of the fail alarm is open.