Siemens Sirius 3TK2826 User Manual

Operation
8.6 LEDs, keys and their meanings (undelayed and delayed)
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
25
LED Status Meaning
Off Cross-circuit detection off
Yellow Cross-circuit detection on
1
Flashing
yellow
Configuration mode, waiting for confirmation
Off NC contact / NO contact
Yellow NC contact/NC contact
2
Flashing
yellow
Configuration mode, waiting for confirmation
Off 2 x 1-channel
Yellow 1 x 2-channel
3
Flashing
yellow
Configuration mode, waiting for confirmation
Off Debounce time Y12, Y22, Y34 ~ 50 ms
Yellow Debounce time Y12, Y22, Y34 ~ 10 ms
4
Flashing
yellow
Configuration mode, waiting for confirmation
Off Autostart sensor circuit
Yellow Monitored start sensor circuit
5
Flashing
yellow
Configuration mode, waiting for confirmation
Off Cascading input 1, autostart
Yellow Cascading input 1, monitored start
6
Flashing
yellow
Configuration mode, waiting for confirmation
Off With startup testing
Yellow Without startup testing
7
Flashing
yellow
Configuration mode, waiting for confirmation
Off Automatic start after power failure
Yellow Without automatic startup after power failure
8
Flashing
yellow
Configuration mode, waiting for confirmation

Siemens Sirius 3TK2826 Specifications

General

Relay Type	safety relay
Type of voltage	AC/DC
Category acc. to EN ISO 13849-1	Category 4
Rated operational current	6 A
Mechanical durability	10, 000, 000 cycles
Electrical durability	100, 000 cycles
Protection class	IP20
Rated Control Voltage	24 V
Supply voltage	24 V
Stop category	0
SIL claim level safety integrity level acc. to IEC 61508	SIL 3
Performance level (PL) acc. to EN ISO 13849-1	e
Operating temperature range	-25°C to +55°C
Operating Temperature	-25°C to +55°C