8
MERLIN STEALTH Installer Options
LOW POWER FENCE VOLTAGE
The open circuit low power fence voltage can be changed by pressing the 0 key, followed by the
6 key. Select the desired voltage from the table and press the corresponding number from 0 to
9 followed by the # key. The keypad will beep once to indicate that the new setting was
accepted.
Example: To change the open circuit Low Power Fence Voltage to 1450 Volts, enter 0 6 3#
Typical readings
FENCE ALARM VOLTAGE (HV Mode)
The fence alarm voltage (in HV mode) can be changed by pressing the 1 key, followed by the 4
key. Select the desired voltage from the table and press the corresponding number from 0 to 9
followed by the # key. The keypad will beep once to indicate that the new setting was accepted.
Approx. Fence Alarm
Voltage (kV)
Approx. Fence Check Voltage
(kV)*
0 1 2.3
1 1.2 2.7
2 1.7 3.0
3 2.0 3.2
4 2.3 3.7
5 2.5 4.3
6 2.7 4.8
7 2.8 5.4
8 3.1 5.8
9 3.2 6.0
*M28 and M25 use different check voltages.
V peak open
circuit Volts
V peak 500
ohm
Energy (500
ohm load) J
0 1250 775 0.11
1 1350 825 0.12
2 1400 900 0.14
3 1450 950 0.16
4 1550 975 0.17
5 1650 1000 0.18
6 1700 1050 0.21
7 1750 1100 0.22
8 1850 1150 0.24
9 1900 1200 0.26