EUCHNER – More than safety.
EUCHNER – More than safety.

SGA1A-2131A-M-EX (Order no. 123460)

Safety switch SGA, ATEX

  • ATEX version
  • Suitable for use in zones 2 and 22 (gases and dusts)
  • Cable entry (3x)
  • ATEX cable gland (metal) M20x1.5 included
  • Switching disk made of metal
SGA1A-2131A-M-EX (Order no. 123460)

Description

Approach direction

Horizontal and vertical

Can be adjusted in 90° steps

Switching element

2131

Slow-action switching contact 3 NC + 1 NO

Dimension drawing
Dimension drawing
Wiring diagram 2131
Wiring diagram 2131
Electromechanical safety switches in use

Dimensional drawings

Dimensional drawings
1Fixed positioning for safety applications (screw M5)
2Ground the switch via the earth conductor terminal to prevent electrostatic charging.
3ATEX cable gland M20x1.5 included, clamping range Ø6.5...12 mm
4Screw plug M20x1.5 (2x)
5Insertion depth

Connection examples

Connection examples

Technical data

Approvals

EAC_RU C-DE.MO05.B.00971/20c_UL_us_E155795_2/1

Electrical connection values

Connection cross section 0.34 ... 1.5 mm²
Rated insulation voltage Ui 50 V
Rated impulse withstand voltage Uimp 2.5 kV
Utilization category
DC-13 4 A 24 V
AC-15 4 A 50 V
Short circuit protection according to IEC 60269-1 4A gG
Switching voltage
min. at 10 mA 12 V
Switching current
min. at 24 V 1 mA
thermal rated current Ith 4 A

Mechanical values and environment

Approach speed max. 20 m/min
Approach direction A
Connection type
3 x M20 x 1.5
Number of door position NO contacts 1
Number of door position positively driven contacts 3
Extraction force 25 N
Actuation frequency max. 6700 1/h
Actuating force 25 N
Installation orientation any
Insertion depth 24.5 mm
Mechanical life 2 x 10⁶
Retention force 10 N
Switching principle Slow-action switching contact
Degree of protection IP67
Ambient temperature -10 ... +75 °C
Material
Housing Die-cast alloy, cathodically dipped
Contact Silver alloy, gold flashed

Characteristic values according to EN ISO 13849-1 and EN IEC 62061

B10DMission time
Monitoring of the guard position3x10620 y
Important! Values valid at DC-13 100 mA/24V


Miscellaneous

Explosion protection
incl. cable gland II3G Ex nR IIB T5 Gc X / II3D Ex tc IIIC T90° Dc X

Accessories

Downloads

Complete package

Download all important documents with a single click.

Content:

  • The operating instructions and any additions to the operating instructions or brief instructions
  • Any data sheets to supplement the operating instructions
  • The declaration of conformity
Download Complete Package (ZIP, 3,0 MB)

Single Documents

Other Documents

Ordering data

Ordernumber 123460
Item designation SGA1A-2131A-M-EX
Gross weight 0,526kg
Customs tariff number 85365019000
ECLASS 27-27-26-02 Safety switch with separate actuator (Type 2)

Technical support

Technical support
Do you have technical questions about our products, their possible use or applications? Our experts will be happy to help.

EUCHNER USA Inc.
+1 315 701-0315
info(at)euchner-usa.com