Concepteur de solutions ATEX et industrielles
Contact : +33 (0) 4 88 78 21 81

EX STM 295 safety sensor

dispositif d'interverrouillage

EX STM 295

Ex security sensor for zone 1, 21

  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Wiring compartment
  • Spring-to-lock or power-to-lock principle
  • Two Ex switch inserts in one enclosure
  • Double insulated
  • Locking force 1000 N
  • Actuator can be repositioned by 90° on request
  • Special version only for gas Ex zone 2 and dust Ex zone 22 available
  • Attention: Please state required international approvals with your order!

EX safety sensors are used to monitor the position of sliding, swivelling or removable protectors. For security functions according to DIN VDE 0660-209, the devices must only be used with a PL “e” protection door monitoring module according to EN ISO 13849-1 or up to SILCL 3 in accordance with EN 62061.

Characteristics

Applied standards: EN 60947-5-1, EN ISO 14119, EN 60079-0, EN 60079-1, EN 60079-7, EN 60079-18, EN 60079-31, EN ISO 13849-1
Enclosure: thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Actuator: stainless steel 1.4301
Switch type: type 2
Coding level: low coding
Tightening torque: cover screws: 0.5 … 0.6 Nm, switch inserts M3 screw connection terminals: min. 0.6 Nm, solenoid M3.5 screw connection terminals: min. 0.8 Nm
Degree of protection: IP 64 to IEC/EN 60529
B10d (10 % load): 1 million
TM: max. 20 years
Contact material: silver
Switching system: slow action, positive break NC contacts
Switching elements: 2 NC/2 NO, 3 NC/1 NO or 4 NC/2 NO contact, type Zb
Connection: screw connection terminals
Cable cross-section: min. 0.2 mm² / AWG 24, max. 1.5 mm² / AWG 16
Cable entry: 2 x M20 x 1.5 (incl. 1 cable gland)
Clamping range: 7 … 12 mm
Rated operating isolation voltage Ui: 250 V
Rated impulse withstand voltage Uimp: 4 kV
Utilisation category: AC-15; DC-13
Rated operating current/voltage Ie/Ue: enabling/signalling contacts: 3 A/250 VAC; 0.25 A/230 VDC or 1.5 A/250 VAC; 0,25 A/230 VDC – direct-current solenoid: 0.08 A / 24 VDC +10 %/–15 %
Short-circuit protection: 3 A / 1.5 A gG/gN fuse; direct-current solenoid: 2 A (slow blow)
Power consumption: >2.5 VA (continuous operation), max. 47 VA (for 250 ms)
Operation cycles: max. 1200/h
Mechanical life: > 500 000 operations
Locking force Fmax: 1000 N
Impact energy: max. 7 J
Ambient temperature: –20 °C … +55 °C
Ex marking:  II 2G Ex db eb mb IIC T4 Gb,  II 2D Ex tb IIIC T100 °C Db, IECEx Ex db eb mb IIC T4 Gb, Ex tb IIIC T100 °C Db
Approvals: BVS 10 ATEX E 053 X, IECEx BVS 11.0030X
*
*
 *
*
* depending on the variant (see “Certificates”)

NOUS TROUVER

A2S (Advanced Safety Solutions) 350 Avenue JRGG de la Lauzière 31 Parc du Golf - CS 90519 13593 Aix en Provence Cedex 3

NOUS CONTACTER

Tél: +33 (0)4 88 78 21 81 Fax: +33 (0)4 42 16 35 09 E-mail : contact@a2s-antec.com
Contact par email
Formulaire de contact
Contact par téléphone
HAUT DE PAGE