Bosch Rexroth Pneumatics

Home

Language

Imprint


Product Catalog Pneumatics Piston rod cylinder Rodless cylinders Rotary actuators Cylinder accessories Sensor technologies Valve systems Field bus connections Directional valves Flow and check valves Pressure regulators Gripper and vacuum technology Preparation of compressed air Pneumatic connection technologies Electrical connection technologies Customer-specific solutions Technical information Archive Spare parts

JavaScript is not activated in your browser.
This may result in functional restrictions.

Pneumatic presetting counter (subtracting)

▶ 3 digits, 5-digit ▶ Compressed air connection input: M5 - Ø 4 ▶ compressed air connection output: M5 - Ø 4

Logic function	Pneumatic/mechanic counter, subtracting
Working pressure min./max.	2 bar / 8 bar
Ambient temperature min./max.	+0°C / +60°C
Medium temperature min./max.	+0°C / +60°C
Medium	Compressed air
Max. particle size	40 µm
Oil content of compressed air	0 mg/m³ - 1 mg/m³
Mounting orientation	Any

Materials:

Housing	See table below
Threaded bushing	See table below

Technical Remarks
■	The pressure dew point must be at least 15 °C under ambient and medium temperature and may not exceed 3 °C.

Display	Return	Compressed air connection		Pulse duration		Pause duration		Weight	Fig.	Part No.
		Input	Output	Counting	Return	Counting	Return
								[kg]
3 digits	Manually via a button, Pneumatic > 2 bar	M5	M5	> 8 ms	> 180 ms	> 10 ms	> 50 ms	0,19	Fig. 1	0821304020
3 digits		Ø 4	Ø 4						Fig. 1	0821304021
5-digit		M5	M5						Fig. 2	0821304023
5-digit		Ø 4	Ø 4						Fig. 2	0821304024

Counting frequency

1) Counting impulse
2) Response pressure - 0.8 bar
3) Release pressure - 0.15 bar
ti = min. pulse duration tp = min. pause duration tz = time for counting pulse = ti + tp + 2t* t* = dependent on pressure and pipe length (values must be determined)

Fig. 1

P (1) = compressed air connection
Z = counting signal
Y = return signal
A (2) = output signal
C = countersink DIN 74-Af4 D = reset key
Included in the delivery contents: 2 oval head countersunk screws DIN 966 St M4 x 16 2 spring rings A4 DIN 124 2 hexagonal nuts M4 DIN 934

Fig. 2

P (1) = compressed air connection
Z = counting signal
Y = return signal
A (2) = output signal
C = countersink DIN 74-Af4 D = reset key
Included in the delivery contents: 2 oval head countersunk screws DIN 966 St M4 x 16 2 spring rings A4 DIN 124 2 hexagonal nuts M4 DIN 934