Inhaltsverzeichnis
Werbung
Verfügbare Sprachen
Verfügbare Sprachen
Safety Technique
SAFEMASTER
Two-Hand Safety Relay
LG 5933
Product Description
The LG 5933 enables and disables a safety circuit in a safe way. It is used
to protect people and machines in applications with 2-hand buttons on
presses for metal products as well as for other production machinery with
dangerous closing movements.
Function Diagram
U
U N
A1/A2
Y1/Y2
S1
S2
13-14
23-24
max.0,5s
1.) "S1, S2 activated" means, NC open and NO closed
2.) activated S1, switches "+"-potential
3.) activated S2, switches "-"-potential
Block Diagram
A1(+)A2(-)
S12(+) Y1
Y2
Überwachungs-
Überspannung- und
Logik
Kurzschlußschutz
K1
24V
Netz
K1
S22(-)
M9071_b
All technical data in this list relate to the state at the moment of edition. We reserve the right for
technical improvements and changes at any time.
t
M7257_a
>0,5s
S11 S21
13
23
33 41
K1
(+)
K2
K2
K2
14
24
34 42
Your Advantage
• Compact, ready to connect 2-hand safety circuit
• Cost reduction by replacing conventional contactor circuits
• Feedback circuit Y1 - Y2 to monitor external contactors used
for reinforcement of contacts
• EC-type examinated circuit according to the requirements of
the health and safety authorities
• As option with pluggable terminal blocks for easy exchange
of devices
Features
• According to
- Performance Level (PL) e and category 4 to EN ISO 13849-1
- SIL Claimed Level (SIL CL) 3 to IEC/EN 62061
- Safety Integrity Level (SIL) 3 to IEC/EN 61508
- Safety level Type III-C to EN 574
• Inputs for 2 push buttons with 1 NC and 1 NO contact
• Output: 3 NO contacts, 1 NC contact
• Overvoltage and short circuit protection
• Wire connection: also 2 x 1.5 mm
2 x 2.5 mm
solid DIN 46 228-1/-2/-3/-4
2
• Removable terminal strips
- LG 5933:
fixed screw terminals
- LG 5933 PS:
plug in screw terminals
- LG 5933 PC:
plug in cage clamp terminals
• Width 22.5 mm
Approvals and Markings
Applications
Designed for press controls in metalworking as well as in other working
machines with dangerous closing movements.
Indication
LED power-supply:
LED K1:
LED K2:
Circuit Diagram
13
23
33
41
S22
A1
Y1 Y2
(+)
(-)
A1
S12
13 23 33
41
S11
S21
K1
Y1
Y2
K2
A2
S22
14 24 34
42
S12
A2
S11
S21
(+)
(-)
M8465
14
24
34
42
13
stranded ferruled, or
2
A025518
on, when operating voltage applied
on, when relay K1 active
on, when relay K2 active
LG 5933 / 27.06.16 en / 718
Werbung
Kapitel
Inhaltsverzeichnis
Fehlerbehebung
