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Safety Interlocks and
Coded-Magnet Sensors
by Schmersal

DARLEX
Aluminum Extrusion
Framing Solutions



Keyed Interlock Switches
TESZ

Schmersal Hinged Safety Interlock Switch TESZ

The TESZ Series are designed for use with hinged movable machine guards which must be closed for operator safety.
Their tamper-resistant design and positive-opening NC contacts provide a significantly higher level of safety than conventional, spring-driven limit switches often used to monitor hinged-guard position.
Their compact, low-profile design and IP65 rating make them ideal for interlocking hinged safety guards in industrial environments.
Designed to mount directly on the hinged guard and its stationary frame, it is easy to install on a wide range of guard styles and sizes.
Optional right-angle keys, close-radius keys and mounting.
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ST-14

schmersal machine guard safety interlock switch ST-14


Sub-compact, tamper-resistant movable machine guard safety interlock switch.
The ST14 Series is designed for use with movable machine guards which must be closed for operator safety.
Their two piece, tamper-resistant design, and positive-opening NC contacts, provide a significantly higher level of safety than conventional, spring-driven switches whose contacts can weld or stick shut.
Their NEMA 4 (IP67) rating make them ideal for interlocking safety guards in hostile environments. Their compact design allows use in applications where space is severely limited.
Optional right-angle keys, close-radius keys and mounting.
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AZ17

Schmersal Safety Interlock Switch AZ17


The compact Series AZ17 is designed for use with movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And their tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
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AZ17zi

Schmersal Keyed Interlock Safety Switch AZ17zi

 
The compact Series AZ17zi are designed for use with movable machine guards which must be closed for operator safety.
Their tamper-resistant design, and positive-opening NC contacts, provide a significantly higher level of safety than conventional spring-driven switches whose contacts can weld/stick shut.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
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AZ15/16

Schmersal Safety Interlock Switch AZ15/16



The Series AZ15/16 is designed for use with movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And their tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
  more

AZ16zi

Schmersal Safety Interlock Switch AZ16zi


The Series AZ16zi are designed for use with movable machine guards which must be closed for operator safety.
Their tamper-resistant design, and positive-opening NC contacts, provide a significantly higher level of safety than conventional spring-driven switches whose contacts can weld/stick shut.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
  more

AZ335

Schmersal Safety Interlock Switch AZ335


The AZ335 Series is designed for use with movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And the switch’s tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
Their rugged metal housing and IP67 rating make them ideal for interlocking safety guards in industrial and hostile environments.
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AZ415

Schmersal Safety Interlock Switch AZ415


The AZ415 Series is designed for movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And their tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
  more

SDG

Schmersal Safety Interlock Switch SDG


The Series SDG is designed for use with movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And their tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
  more


TZG

Schmersal Movable Machine Guard Safety Interlock Switch TZG


The Series TZG is designed for use with movable machine guards/access gates which must be closed for operator safety.
Their positive-opening NC contacts provide a significantly higher level of safety than conventional spring driven switches whose contacts can weld or stick shut.
And their tamper-resistant design prevents bypassing with simple tools, bent wires or other readily available means.
Their IP67 rating makes them ideal for interlocking safety guards in hostile environments.
  more


SHGV

Schmersal Cableless Keyed Mechanical Safety Guard Interlock SHGV


The SHGV Series consist of a guard-mounted mechanical locking device and a 2-position key operated selector switch for control panel mounting.
This unique key transfer system assures the removal of power before allowing the access control guard to be open . . . without the need for electrical wiring at the interlocked machine guard location.
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Keyed Interlock Switches (with solenoid latching)
AZM170

Schmersal Safety Interlock Switch AZM 170


The AZM170 Series is designed for machines/work cells where access to a hazardous work area must be controlled until safe conditions exist.
Their solenoid-latching feature permits locking a machine guard until dangerous conditions, which may exist immediately after removal of power, have abated.
Solenoid-latching may be controlled by a time delay, motion detector, position sensor or other suitable component.
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AZM170zi

Schmersal Safety Interlock Switch AZM170zi


The AZM170zi Series is designed for machines/work cells where access to a hazardous work area must be controlled until safe conditions exist.
Their solenoid-latching feature permits locking a machine guard until dangerous conditions, which may exist immediately after removal of power, have abated.
Solenoid-latching may be controlled by a time delay, motion detector, position sensor or other suitable component.
The unit features independent actuator key (guard) position and solenoid-latching pin position contacts.
These permit the prevention of machine restart until the guard is closed and the solenoid-latching pin is in the locked position.
The AZM170zi consists of an electromechanical safety interlock switch joined to a solenoid-latching mechanism.
Both the safety switch and solenoid mechanism feature “positive break” contacts.
In addition the actuator key features a built-in latch (unlocked key holding force of 7 pounds), and an auxiliary manual unlocking device . . . the latter provided to aid in installation and for use in the event of a power failure (when using the “unlocking by solenoid” model).
Each unit is supplied with a unique actuator key, a cord grip and a cap to seal the unused key entry port in the solenoid latching mechanism.
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AZM161

Schmersal Safety Interlock Switch AZM161


The AZM161 Series is designed for machines/work cells where access to a hazardous work area must be controlled until safe conditions exist.
Their solenoid-latching feature permits locking a machine guard until dangerous conditions, which may exist immediately after removal of power, have abated.
Solenoid-latching may be controlled by a time delay, motion detector, position sensor or other suitable component.
The unit features independent actuator key (guard) position and solenoid-latching monitoring contacts.
These permit the prevention of machine restart until the guard is closed and the solenoid-latching pin is in the locked position.
The AZM161 consists of an electromechanical safety interlock switch with “positive-break” contacts and a locking actuator key.
In addition, the solenoid mechanism features a NO and a NC solenoid-latching monitoring contact, and an auxiliary manual unlocking device . . . the latter provided to aid in installation and for use in the event of a power failure (when using the “unlocking by solenoid” model).
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Coded-Magnet Sensors
BNS 30 and BNS 300

Schmersal Coded Magnet Sensor BNS30 and BNS 300


The Series BNS30 and BNS300 coded-magnet sensors are designed for use as a safety interlock switch on movable machine guards/articulating robot arms.
Each sensor set consists of a multiple reed switch unit and a coded-magnet actuator.
The reed switches, wired in series, will only close in the presence of their matched magnetic field array.
In addition, the Series features an integral monitoring and control circuit which detects faults in the reed switch array (satisfying EN954, Category 1 without use of an ancillary safety relay module).
Both switch and magnet assemblies are sealed to IP67 (submersible) standards.
Their tamper-resistant design prevents bypassing with a simple magnet or improperly coded magnetic field.
In addition, the BNS module features an integral LED display of switch status and a 1-meter long prewired pigtail.
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BNS 333

Schmersal Coded Magnet Sensor BNS 333


The Series BNS333 coded-magnet sensors are designed for use as a safety interlock switch on movable machine guards/articulating robot arms.
Each sensor set consists of a multiple reed switch unit and a coded-magnet actuator.
The reed switches, wired in series, will only close in the presence of their matched magnetic field array.
In addition, the BNS333 features an integral monitoring and control circuit which detects faults in the reed switch array (satisfying EN954, Category 1 without use of an ancillary safety circuit monitoring module).
Their tamper-resistant design prevents bypassing with a simple magnet or improperly coded magnetic field.
In addition, the BNS module features an optional built-in LED display of switch status.
  more


BNS 250

Schmersal Coded Magnet Sensor BNS 250


The Series BNS250 coded-magnet sensors are designed for use as a safety interlock switch on movable machine guards/articulating robot arms.
Each sensor set consists of a multiple reed switch unit and a coded-magnet actuator.
The reed switches, wired in series, will only close in the presence of their matched magnetic field array.
Both switch and magnet assemblies are sealed to IP67 (submersible) standards.
Their tamper-resistant design prevents bypassing with a simple magnet or improperly coded magnetic field.
In addition, the BNS module features a 1- meter long prewired pigtail.
  more


BNS 33

Schmersal Coded Magnet Sensor BNS 33


The Series BNS33 coded-magnet sensors are designed for use as a safety interlock switch on movable machine guards/articulating robot arms.
Each sensor set consists of a multiple reed switch unit and a coded-magnet actuator.
The reed switches, wired in series, will only close in the presence of their matched magnetic field array.
Both switch and magnet assemblies are sealed to IP67 (submersible) standards.
Their tamper-resistant design prevents bypassing with a simple magnet or improperly coded magnetic field.
In addition, the BNS module features an optional built-in LED display of switch status, and a 1-meter long prewired pigtail to assure sealing integrity.
  more


BNS 303

Schmersal Coded Magnet Sensor BNS 303

 
The Series BNS303 coded-magnet sensors are designed for use as a safety interlock switch on movable machine guards/articulating robot arms.
Each sensor set consists of a multiple reed switch unit and a coded-magnet actuator.
The reed switches, wired in series, will only close in the presence of their matched magnetic field array.
Both switch and magnet assemblies are sealed to IP67 (submersible) standards.
Their tamper-resistant design prevents bypassing with a simple magnet or improperly coded magnetic field.
In addition, the BNS module features an integral built-in LED display of switch status, and a 1-meter long prewired pigtail.
  more


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DARLEX (Vickers-Warnick Manufacturing)
342 Dewitt Road North, Stoney Creek, ON L8E 2T2
P: 905-662-7737 or 800-263-6835 F: 905-662-9424
For more information feel free to Contact Us

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