Description; General - Crouzet 87 620 Manual Del Usuario

87 620
p p p

1 - Description

1.1 - General

The 87 620
p p p
Mode
PRESELECTOR
" . 
TACHOMETER
" . . 
TIME COUNTER
" . . 
MULTITOTALISER
" . 
BATCH COUNTER
" . ! 
- P1: Preset 1
- P2: Main preset 2
- G: Gain (1)
- When PG is on, the counter is in programming mode
- P1 or P2 lights on during the activation of the output concerned (P1 for OUT1 and P2
for OUT2)
- P1 and P2 lights on if the counter shows the general total
If P1, P2 or G is displayed at the same time as PG the value concerned can then be
changed.
If OUT1 or OUT2 is activated, the corresponding preset P1 or P2 is displayed.
The access to the presets P1, P2 and Gain can be interlocked by programming.
In the event of a power cut, the parameters are maintained in a non volatile memory.
(1) Gain: Also called Scale factor or weighting. The counter input pulses are multiplied by a multiplying
coefficient of 0.001 to 999.999.
44/231
multifunction counter has 5 operating modes:
Description
Electrical pulse counting with activation of contact(s)
when one or two preset value(s) is(are) reached.
Calculates the number of electrical pulses per
second or per minute.
Measurement of time elapsed between 2 electrical
states with activation of contact(s) when the preset
time(s) is(are) reached.
Electrical pulse counting on 2 distinct(s) counting
inputs: Totaliser A and Totaliser B.
Preselector with a single preset value (see above)
with incrementation of a counter each time the
preselector activates its contact
Display of statuses
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12 - 2005