MZ electronic EV-020 Instructions D'utilisation page 27

Description
The EV-020 chain counter displays the length of chain let out or down,
expressed in metres or feet and the speed of the same.
Technical data
Power supply
Current intake
Protection rating
Operative temperature
Graphic display
Max. chain length
Size (mm)
Weight (g)
* with cable
Warning
CONNECT ONLY TO A DC POWER SUPPLY.
General notes
The EV-020 chain counter must be used solely for the purposes described
herein, i.e. to operate and display the number of metres/feet of chain let out by
an anchor windlass. Any other use is to be considered improper.
Any tampering with the instrument will result in immediate voiding of the
warranty.
EV-020
min. 5 mA – max 50 mA
0 / +70 °C (32 / 158 °F)
27
English
from 10 to 30 V DC
IP65
128 x 64 pixels
999 metres – 999 feet
145 x 50 x 24
450*
Rev. 04 – 2007