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2

Operating instructions
Solenoid interlock

AZM 170

EN

1.7  Exclusion of liability

We shall accept no liability for damages and malfunctions resulting from 
defective mounting or failure to comply with this operating instructions 
manual. The manufacturer shall accept no liability for damages result-
ing from the use of unauthorised spare parts or accessories.

For safety reasons, invasive work on the device as well as arbitrary re-
pairs, conversions and modifications to the device are strictly forbidden; 
the manufacturer shall accept no liability for damages resulting from 
such invasive work, arbitrary repairs, conversions and/or modifications 
to the device.

2.  Product description

2.1  Ordering code

This operating instructions manual applies to the following types:

AZM 170

-

Z

K

-

-

-

No.

Option

Description

Cut clamps

SK

Screw connection

11

1 NO / 1 NC

02

2 NC

Latching force 5 N

R

Latching force 30 N

Power to unlock

A

Power to lock

Cable gland

ST

M12 x 1 connector

ST-2431

M12 connector, separated magnet monitoring

24 VAC/DC

U

s

 24 VAC / DC

 

110 VAC

U

s

 110 VAC

230 VAC

U

s

 230 VAC

1637

Gold-plated contacts

Manual release

2197

Lateral manual release (default in the  
connector and power-to-unlock version)

2405

Emergency exit

Only if the information described in this operating instructions 
manual are realised correctly, the safety function and therefore 
the compliance with the Machinery Directive is maintained.

2.2  Special versions

For special versions, which are not listed in the order code below 2.1, 
these specifications apply accordingly, provided that they correspond to 
the standard version.

2.3  Destination and use

The solenoid interlock has been designed to prevent in conjunction 
with the control part of a machine, movable safety guards from being 
opened before hazardous conditions have been eliminated.

Solenoid interlocks with power to lock principle may only 
be used in special cases after a thorough evaluation of 
the risk of accident, since the safety guard can be opened 
 immediately on failure of the power supply or upon 
 activation of the main switch.

The safety switchgears are classified according to  
ISO 14119 as type 2 interlocking devices.

Manual release

A manual release is available as a mounting tool and in the event of 
a power failure in case the power to unlock principle is used. If the 
triangular key is turned 180°, the locking bolt is pulled into the unlocking 
position. Please ensure that jamming by external influence on the 
actuator is avoided. The normal locking function is only restored after 
the triangular key has been returned to its original position. After being 
put into operation, the manual release must be secured by installing the 
sealing plug, which is included in delivery.

Manual release

Manual release from side

Ordering suffix -2197 or ST

Triangular key TK-M5 (101100887) available as accessory.

Emergency exit

Fitting and actuation only from within the hazardous area.
To activate the emergency exit, turn the red lever in the direction of the 
arrow to the end stop. Please ensure that jamming by external influence 
on the actuator is avoided.

The user must evaluate and design the safety chain in 
accordance with the relevant standards and the required 
safety level.

The entire concept of the control system, in which the safety 
component is integrated, must be validated to the relevant 
standards.

2.4  Technical data

Standards:

 

IEC 60947-5-1, ISO 14119, BG-GS-ET-19

Enclosure:

 

glass-fibre reinforced thermoplastic, self-extinguishing

Actuator and locking bolt:

 

stainless steel 1.4301

Contact material:

 Silver

Holding force F: 

1000 N

Latching force: 

5 N  

- Ordering suffix R: 

30 N

Coding level according to ISO 14119:  

low

Protection class:

 IP67

Contact type:

 

change-over contact with double break, type Zb  

or 2 NC contacts, with galvanically  

separated contact bridges

Switching system:

 

A

 IEC 60947-5-1; slow action,  

NC contact with positive break

Cable entry:

 

M20 x 1.5

Connection:

 

Cut clamps,  

screw terminals or  

M12 connector

Cable type:

 flexible

Cable section: 

 

- Cut clamps:

 

0.75...1.0 mm²  

- Screw terminals:

 

0.25...1.5 mm²  

(incl. insulated conductor ferrules)

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