SET -
FLYBACK
- RESET
Prisma 400
INTERVAL UP - DOWN COUNTER
TIMER 1 - 4
FUNCTION
START - STOP
START - STOP
FUNCTION
MODE
DISPL.
SELECT
TIMER (1) + 4
SET/DIGIT
INDEX
a) Reset
b) Toggling between the time units SEC and MIN
c) Stop-watch, countdown, and real-time clock
d) START/STOP function
e) Selection of program
f) Special Function
g) Manual or automatic Repeat
h) Pre-setting the countdown time
i) Setting the clock time
a) Reset
By simultaneously pressing the START/STOP and the FLY-
BACK-RESET keys on the upper side of the case, all time valu-
es and the programmed memory are deleted except the one of
the real time clock. Afterwards, the display shows Timer 1.
b) Toggling between time units (SEC & MIN)
Pressing and holding down of SET/DIGIT-key during effecting
of Reset at the same time by means of START/STOP- and
RESET-keys.
Inserting or changing battery:
- Disengage battery cover in the base by sliding it out toward the
rear.
- Insert battery (IEC R6-AA), observing polarity.
- Slide battery cover back in.
- Set the dial at zero and then set the time. (See “i) Setting the
clock time” below.)
Functions
- 4 timers, each of them may be used as an Up or
Down counter
- automatic and manual repeat
- time unit toggle
- real time clock
- 3 programs:
COM common Start/Stop of timers
SING individual Start/Stop of timers
AUTO/SING automatic Repeat function
Keys
- 1 START/STOP key
- 1 MODE/FUNCTION key
(toggle of functions)
- 1 DISPLAY/SELECT key
(selects Timers 1-4 or real time
clock in display)
- 1 SET/DIGIT key
(Setting timer and clock)
- 1 TIMER (1)+4 key
(See "f) Special function" below)
- 1 FLYBACK key
(on the upper side of the case)
Alarm
- adjustable volume
- maximum volume: 100 dB
- piezo-alarm signal of 100 ms
- duration at intervals of -3, -2, and -1 seconds
ENGLISH
25
