Vanguard DigiTMR S2 User Manual
Page 58
DIGITMR S2 USER’S MANUAL
REV 1
53
3.7.3. Timing a CLOSE-OPEN Operation Using Contact Channel #1
The CLOSE-OPEN operation of a breaker simulates a condition where a breaker is closed on a
fault. To time a CLOSE-OPEN operation:
a. Start from the “START-UP” menu:
Press the
[1]
key (TIME BREAKER) to start a test.
b. The following screen will be displayed:
Press the
[1]
key (NO).
c. The following screen will be displayed:
Press the
[1]
key (WINDOW = 1 SEC) to select the 1-second timing window.
d. The following screen will be displayed:
Press the
[1]
key (Internal Trigger) to select the internal trigger.
TRIGGER MODE:
1. INTERNAL TRIGGER
2. EXTERNAL TRIGGER
TIMING WINDOW:
1. WINDOW = 1 sec
2. WINDOW = 10 SEC
3. WINDOW = 20 SEC
INSERTION RESISTOR?
1. NO
2. YES
1. TIME BREAKER
2. GET RESULTS
3. SETUP
4. DIAGNOSTICS