Vanguard CT-7000 - Manual (Page 14)

CT-7000 Operating Instructions
7
Table 1.0 CT-7000 Controls and Displays
Fig. 1.0
Index no.
PANEL MARKING FUNCTIONAL DESCRIPTION
1 CONTACT INPUT
(1 –12)
Female connectors for the contact channels.
2
30-300V
V1 & V2
VOLTAGE INPUT
3-pin connectors. Each input is a voltage detector for
the timing voltages of the trip or close coil switching
during the active period. Voltage detection level ranges
from 30 to 300 Vdc or peak.
3
30-300V
TRIGGER
VOLTAGE INPUT
3-pin connector triggers timing functions. Voltage levels
ranging from 30 to 300 Vac, dc or peak.
4
120/240Vac, 2A, 50-60Hz
Fuse: 250Vac, 3A Fast-Blow
3-wire power plug. 3 Ampere, AC fuses. The ON/OFF
switch is a 2-pole rocker.
5
GROUND Safety, ground terminal. 5/16-18 thread stud, with wing
nut.
6
T1, T2, T3
TRANSDUCER INPUT
16-pin connectors. Each input is a travel encoder input
used for contact, motion data.
7
(Printer; No panel marking) Thermal printer. Microprocessor controlled printer that
uses specially treated, 4.5 inch wide paper.
8
1-9, 0, ENTER, START,
STOP, CLEAR,
↑ PAPER LCD,
↓ PAPER LCD
16 button keypad. The keys are momentary-contact,
pushbutton switches. Allows users to make menu
selections, enter alphanumeric data, adjust the LCD
contrast and reposition the printer paper.
9
“PUSH” TO ARM Spring-loaded, pushbutton switch. Press and hold to
complete the Trip or Close circuits for breaker tests.
10
(Display; no panel marking) 4-line by 20-character, backlit LCD. Displays menus,
options, prompts and test result data.
11
CLOSE
250V, 5A FAST-BLOW
Close circuit fuse: 5 Ampere, 250V, Fast-Blow.
12
OPEN
250V, 5A FAST-BLOW
Open circuit fuse: 5 Ampere, 250V, Fast-Blow.
13
INITIATE 4-pin connector used for the switching circuit for
operating the circuit breaker under test.
14
RS-232C 9-pin connector for serial computer interface.
15 PRINTER Parallel printer port.