EUCHNER – More than safety.
EUCHNER – More than safety.
HomeProductsElectromechanical safety switches with guard lockingTZ proven metal switchTZ1LE024BHA-C1902

TZ1LE024BHA-C1902 (Order no. 079692)

Safety switch TZ, plug connector MR12, special wiring

  • Without auxiliary release
  • Protective plate for switch head
  • Two LED displays, red and green
  • Plug connector MR12
  • Actuating head fitted left
TZ1LE024BHA-C1902 (Order no. 079692)

Description

Approach direction

Horizontal

Can be adjusted in 90° steps

Protective plate for switch head

Makes tampering with the switch more difficult.

Solenoid operating voltage and LED function display

  • 24 V AC/DC -15%, +10%

Guard locking type

TZ1

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

Switching element

SK

For monitoring the door/actuator position

ÜK

For monitoring the guard locking (built-in solenoid)

2121H

Slow-action switching contact 4 NC

Switching function
Switching function
Dimension drawing
Dimension drawing
Wiring diagram SK:2121H/ÜK:2121HC1902
Wiring diagram SK:2121H/ÜK:2121HC1902
Electromechanical safety switches in use

Functional drawings

Functional drawings

Dimensional drawings

Dimensional drawings

Connection examples

Connection examples
Door monitoring
Solenoid monitoring

Technical data

Approvals

EAC_RU C-DE.MO05.B.00971/20DNV-GL_TAA0000172 Rev. 1DGUV_TZ_ET 24013_ET 24014CCC2024010305643586_SafetySwitch T_STc_UL_us_E155795_2/1

Operating and display elements

LED display Operating voltage corresponds to the solenoid voltage (2 LEDs; green, red)

Electrical connection values

Power consumption 10 W
Rated insulation voltage Ui 250 V
Rated impulse withstand voltage Uimp 1.5 kV
Utilization category
AC-15 4 A 230 V (>70 °C =>2 A)
DC-13 4 A 24 V (>70 °C =>2 A)
Short circuit protection according to IEC 60269-1 4A gG (> 70 °C => 2A gG)
Solenoid operating voltage
AC/DC 24 V -15% ... +10%
Solenoid duty cycle 100 %
Switching voltage
min. at 10 mA 12 V
Switching current
min. at 24 V 1 mA
thermal rated current Ith 4 A (>70 °C =>2 A)

Mechanical values and environment

Approach speed max. 20 m/min
Approach direction
Actuating head left C
Connection type
1 x Plug connector BHA12 (11-pin + PE; positively driven contact for the door position and positively driven contact for guard lock monitoring connected in series, NC contact for the door position and NC contact for guard lock monitoring connected in series)
Number of door position positively driven contacts 3
Number of guard lock monitoring positively driven contacts 4 switches green LED
Extraction force 30 N
Actuation frequency max. 1200 1/h
Actuating force 35 N
Lid Red
Installation orientation any
Insertion depth 52 mm
Mechanical life 1 x 10⁶
Retention force 10 N
Switching principle Slow-action switching contact
Degree of protection IP65
Ambient temperature -25 ... +80 °C
Material
Contact Silver alloy, gold flashed
Housing Anodized die-cast alloy
Locking force Fmax 2000 N
Locking force FZh 1500 N
Guard locking principle Closed-circuit current principle

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
Monitoring of guard locking3x10620 y
Important! Values valid at DC-13 100 mA/24V


PLMaximum SILCategoryMission time
Control of guard lockingDepending on external control of guard locking20 y


Miscellaneous

C number
C1902 without auxiliary release

In combination with actuator ACTUATOR-Z-GN

Overtravel 16 mm

In combination with actuator ACTUATOR-Z-G

Overtravel 4 mm

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, 13,2 MB)

Single Documents

Other Documents

Ordering data

Ordernumber 079692
Item designation TZ1LE024BHA-C1902
Gross weight 1,271kg
Customs tariff number 85365019000
ECLASS 27-27-26-03 Safety switch with guard control

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 (UK) Ltd.
+44 114 2560123
sales(at)euchner.co.uk

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

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