S
YSTEM
D
ESCRIPTION
: 6842 GPS S
LIM
L
INE
(1U)
12 / 98
6842 GPS Slim Line System - V09.01
hopf
Elektronik GmbH
Nottebohmstr. 41 • D-58511 Lüdenscheid • Tel.: +49 (0)2351 9386-86 • Fax: +49 (0)2351 9386-93 • Internet: http://www.hopf.com • E-Mail: [email protected]
1.1.2 Display
The display consists of a two-line LCD-Display (Liquid Crystal Display) with 2x16 characters
and back-lighting.
The lighting is activated by pressing a key and switches off automatically
after approx. 4 minutes with no action required on the keypad.
For a description of the display functions please see
Chapter 4 System Parameterization
and Operation
.
1.1.3 Keypad
The alphanumeric keypad with 20 keys provides menu-driven operation of the clock system.
For keypad operation please see
Chapter 3.4 Keypad Functions
.
1.1.4 Status LEDs
The System has status LEDs on both the front and rear sides. These allow the System
status to be recognized in the installed condition in the control panel, whilst operating via the
front panel as well as whilst checking the cabling on the rear side of the System.
The LEDs indicate the following System conditions:
POWER
ON
Power
Power
(green)
ON The System is in operation
OFF The System is out of operation
(for example, it is switched off, defective or
the power supply has failed)
Front side
Rear side
Sync.
(red)
ON The system is
not
currently synchronized
by GPS
SYNC. STATUS
ON OFF
Sync.
Sync.
(green)
ON The system is currently synchronized by
GPS or the status delay is active