• Actuating heads made of metal
• Simultaneous monitoring of two safety doors
• Auxiliary release on the front
• Auxiliary key release (identical locking)
• With door monitoring contact

Approach direction Horizontal and vertical Can be adjusted in 90° steps Solenoid operating voltage

• AC/DC 24 V +10%, -15%

Guard locking type

STP4	Open-circuit current principle, guard locking by applying voltage to the guard locking solenoid. Release by spring force.

Switching element

2131	Slow-action switching contact 2 NC + 1 NO + 1 NC (door monitoring contact)

Auxiliary releaseIs used for releasing the guard locking with the aid of a tool. To protect against tampering, the auxiliary release is sealed with sealing lacquer. Mechanical key releaseAdditional lock on the switch head. Function as for auxiliary release. The mechanical key release setting is indicated in the window. Two keys are included.

Housing material	Reinforced thermoplastic
Weight
Net	0,5 kg
Ambient temperature	-20 ... 55 °C
Degree of protection	IP67
Mechanical life	1 x 106
Contact material	Silver alloy, gold flashed
Switching principle	Slow-action switching contact
Installation orientation	Any
Number of door position NC contacts	1
Number of guard lock monitoring positively driven contacts	2
Number of guard lock monitoring NO contacts	1
Connection
3 x	M20 x 1.5
Approach speed
max.	20 m/min
Actuation frequency	1200 1/h
Guard locking principle	Open-circuit current principle
Locking force Fmax	2500 N
Locking force FZh	2000 N
Retention force	20 N
Extraction force	30 N
Actuating force	35 N
Insertion depth	min.24,5 mm

Electrical connection ratings

Thermal rated current Ith	4 A
Utilization category according to EN 60947-5-1
AC-15	4A 230V
DC-13	4A 24V
Solenoid operating voltage
AC/DC	24 V -15% ... +10%
Short circuit protection according to IEC 60269-1
(Fuse)	4A gG
Rated insulation voltage Ui	250 V
Rated impulse withstand voltage Uimp	2,5 kV
Switching voltage
Min. at 10mA	12 V
Switching current
Min. at 24V	1 mA
Power consumption	8 W
Solenoid duty cycle	100 %
Connection cross-section	0,34 ... 1,5 mm?

Other

Additional feature

With mechanical key release (identical locking)

Reliability values according to EN ISO 13849-1

	Monitoring of guard locking and the safety guard position
B10D	5 x 106

In combination with Actuator BETAETIGER-S-GT-SNMechanical values and environment

Overtravel

5 mm

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