Pulse Counters electronic

190
Adding 7 digit.
Power supply: DC
Number of digits: 7
192
Adding 6 digit.
Power supply: DC
Number of digits: 6
130
Adding or subtracting, DC/AC.
Power supply: Battery
Number of digits: 8
131
Count direction or difference counter, DC/AC.
Power supply: Battery
Number of digits: 8
132
Count direction, AC.
Power supply: Battery
Number of digits: 8
140
Totalising Counter.
Power supply: DC
Number of digits: 7
142
Presets: 1
Totalising Service Counter with output.
Power supply: DC
Number of digits: 7
520
Adding or subtracting.
Power supply: DC
Number of digits: 6
521
Presets: 1
6 count modes.

Power supply: DC
Number of digits: 6
524
Presets: 1
Multifunction (Pulse, Frequency, Time).

Power supply: DC
Number of digits: 6
52U
Universal with Dual functions in 4 combinations.
Power supply: DC
Number of digits: 6
52P
6 Count modes with Tachometer.

Power supply: DC
Number of digits: 6
52T
2 totalisers with separate scaling.
Power supply: DC
Number of digits: 6
52C
2 totalisers with separate inputs and separate scaling
Power supply: DC
Number of digits: 6
540
Adding or subtracting.
Power supply: AC+DC
Number of digits: 6
541
Presets: 1
6 Count modes.
Power supply: AC+DC
Number of digits: 6
544
Presets: 1
Multifunction (Pulse. Frequency, Time).

Power supply: AC+DC
Number of digits: 6
54U
Universal with Dual functions in 4 combinations.

Power supply: AC+DC
Number of digits: 6
54P
6 Count modes + Tachometer.
Power supply: AC+DC
Number of digits: 6
571
Presets: 2
Timer (also reciprocal), analogue output, serial interface.
Power supply: AC+DC
Number of digits: 6