Datasheet

1
12 ... 250 V
AC/DC
30 Hz
max.
-20° ... +65°C
IP65
DIN 48 x 48
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1
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Delivery specification
- Counter 901
- 2 lithium batteries
- 1 screw terminal
- 1 mounting clip
- 1 operating instructions
- 1 front bezel for screw mounting, panel cut-out 50 x 50 mm [1.97 x 1.97“], T008860
- 1 front bezel for spring clip mount, panel cut-out 50 x 50 mm [1.97 x 1.97“], T008853
- 1 template for panel cut-out
Preset counters, electronic
LCD preset counters 901
Powerful
• Count and reset input electrically separated from the counter:
input switching levels 12 ... 250 V AC/DC or NPN input signal.
• 2-line LCD display for count and preset. Displays the switching
status of the output and the active time measurement.
• Data retention thanks to exchangeable lithium batteries, battery
life approx. 8 years.
• Output: relay, programmable as normally open or normally closed.
Simple
• Easy to programme.
• Simple preset entry; one key per decade.
• Plug-in screw terminals.
• Replacement for electromechanical preset counters.
• No external supply voltage necessary.
• Clock function.
1 preset – pulse, time (battery)
Sensor supply
voltage
DIN front bezelMax. count
frequency
Temperature
range
Menu-driven
programming
Decade key
entry
Relay outputPlug-in screw
terminal
MultifunctionalHigh protection
level
Order no.
Battery
powered
1) Stock types.
Type 901 is a simple battery-powered preset pulse counter/timer
with 12 ... 250 V AC/DC count and reset inputs or with NPN input.
The 6-digit, 2-line LCD display shows the current count value, the
preset value, the relay state and the active time measurement.
Type of input Order no.
12 ... 250 V AC/DC 6.901.010.820
1)
NPN input 6.901.010.850
1)