Description of the individual safety relays
3.6 3TK28 safety relays with relay enabling circuits
3TK28 safety relays
Manual, 07/2016, NEB926157502000/RS-AB/003
67
3.6.5.7
Technical data 3TK2824-.A.20
3TK2824-.A...
EMC emitted interference
EN 60947-5-1
Item designation
•
according to DIN 40719 extendable after IEC 204-2
according to IEC 750
KT
•
according to DIN EN 61346-2
F
Number of sensor inputs 1-channel or 2-channel
1
Design of the cascading
none
Type of the safety-related wiring of the inputs
single-channel or single-channel and
two-channel
Product feature transverse contact-secure
No
Safety Integrity Level (SIL) according to IEC 61508
SIL2
SIL claim limit (for a subsystem) according to EN 62061
1
Safety integrity level (SIL) for delayed release circuit according
to IEC 61508
—
Performance Level (PL)
•
according to ISO 13849-1
d
•
for delayed release circuit according to ISO 13849-1
—
Category
•
according to EN 954-1
3
•
according to ISO 13849-1
2
Safety device type according to IEC 61508-2
Type A
Probability of dangerous failure per hour (PFHD) with high
demand rate according to EN 62061
1/h 0.00000000087
T1 value for proof test interval or service life according to
IEC 61508
a 20
Number of outputs as contact-affected switching element as
NO contact safety-related
•
as NC contact for reporting function instantaneous switching
0
•
as NO contact safety-related instantaneous switching
2
•
as NO contact safety-related delayed switching
0
Stop category according to DIN EN 60204-1
0
Design of the input
•
cascading-input/functional switching
No
•
feedback input
Yes
•
start input
Yes
Содержание 3TK28
Страница 188: ...Mounting 4 4 Disassembling the device 3TK28 safety relays 188 Manual 07 2016 NEB926157502000 RS AB 003 ...
Страница 204: ...Dimension drawings 6 1 Dimension drawings 3TK28 3TK28 safety relays 204 Manual 07 2016 NEB926157502000 RS AB 003 ...
Страница 206: ...Accessories 3TK28 safety relays 206 Manual 07 2016 NEB926157502000 RS AB 003 ...