product brand nameSIRIUS
product designationSpeed monitor
design of the productstandstill and speed monitoring
product type designation3TK28
Product Function
automatic startYes
light barrier monitoringNo
standstill monitoringYes
protective door monitoringYes
magnetically operated switch monitoring NC-NONo
magnetically operated switch monitoring NC-NCNo
rotation speed monitoringYes
laser scanner monitoringNo
light array monitoringNo
EMERGENCY OFF functionYes
monitored start-upYes
pressure-sensitive mat monitoringNo
product feature cross-circuit-proofYes
suitability for interaction press controlNo
monitoring of floating sensorsYes
monitoring of non-floating sensorsNo
position switch monitoringYes
EMERGENCY-OFF circuit monitoringNo
valve monitoringNo
opto-electronic protection device monitoringNo
tactile sensor monitoringNo
magnetically operated switch monitoringNo
proximity switch monitoringYes
safety-related circuitsYes
General technical data
certificate of suitability UL approvalYes
insulation voltage rated value300 V
surge voltage resistance rated value4 000 V
of the enclosureIP20
shock resistance8 g / 10 ms
vibration resistance according to IEC 60068-2-610 ... 55 Hz: 0.35 mm
electrical endurance (operating cycles) typical100 000
Substance Prohibitance (day/month/year)05/01/2012
SVHC substance nameLead CAS-No. 7439-92-1
Net Weight435 g
Ambient conditions
installation altitude at height above sea level maximum2 000 m
noteinstallation altitude: 5000 m with derating
during operation0 ... 60 °C; from an operating altitude > 2000 m, the maximum permissible temperature is reduced by 0.5 °C / 100 m
during storage-20 ... +70 °C
relative humidity during operation10 ... 95 %
air pressure according to SN 3120590 ... 106 kPa
Electromagnetic compatibility
installation environment regarding EMCThis product is suitable for Class A environments only. In household environments, this device can cause unwanted radio interference. The user is required to implement appropriate measures in this case.
EMC emitted interferenceEN 60947-5-1
Safety related data
product function suitable for safety functionYes
stop category according to IEC 60204-10
IEC 62061
SIL Claim Limit (subsystem) according to EN 620613
Safety Integrity Level (SIL) according to IEC 62061SIL 3
PFHD with high demand rate according to IEC 620613.4E-9 1/h
ISO 13849
category according to EN ISO 13849-14
according to ISO 13849-1PL e
for delayed release circuit according to ISO 13849-1e
IEC 61508
according to IEC 615083
for delayed release circuit according to IEC 61508SIL3
safety device type according to IEC 61508-2Type B
hardware fault tolerance according to IEC 615081
T1 value for proof test interval or service life according to IEC 6150820 a
Electrical Safety
touch protection against electrical shockfinger-safe
Short-circuit protection
design of the fuse link for short-circuit protection of the NO contacts of the relay outputs requiredgL/gG: 4 A
Inputs
cascading input/functional switchingNo
feedback inputYes
start inputYes
1-channel or 2-channel0
2-channel3
Outputs
— for signaling function instantaneous contact0
— for signaling function delayed switching0
— safety-related instantaneous contact0
— safety-related delayed switching0
— for signaling function instantaneous contact0
— for signaling function delayed switching0
— safety-related instantaneous contact1
— safety-related delayed switching1
mechanical service life (operating cycles) typical50 000 000
thermal current of the switching element with contacts maximum5 A
— delayed switching1
— instantaneous contact1
— delayed switching0
— instantaneous contact0
for signaling function at DC-13 at 24 V0.02 A
at 24 V2 A
at 115 V2 A
at 24 V3 A
at 230 V3 A
at 24 V3 A
at 115 V3 A
at 230 V2 A
type of switching outputoptionally PNP or NPN
Encoder
encoder signal evaluationtwo signal tracks each with inverted signals
type of signal level of the encoderoptionally TTL, HTL or sin/cos (Ua = 1Vss)
type of failure response of the encoderhigh-resistance
Proximity switch
type of voltage of the supply voltage of proximity switchesDC
supply voltage of proximity switches24 V; provided by the device
current consumption of proximity switches maximum30 mA
input voltage for proximity switch minimum10 V
pulse duration of proximity switches minimum75 µs
interpulse period of proximity switches minimum75 µs
adjustment range of signal frequency of proximity switches1 Hz ... 2 kHz
measuring precision+-2 %
switching hysteresis6.25 %
Control circuit/ Control
type of voltage of the control supply voltageAC/DC
at 50 Hz110 ... 240 V
at 60 Hz110 ... 240 V
1 rated value50 Hz
2 rated value60 Hz
control supply voltage 1 at DC110 ... 240 V
initial value0.8
full-scale value1.1
at 50 Hz0.8 ... 1.1
at 60 Hz0.8 ... 1.1
Installation/ mounting/ dimensions
mounting positionany
fastening methodscrew and snap-on mounting
height105.9 mm
width45 mm
depth124.3 mm
Connections/ Terminals
type of electrical connectionscrew terminal
solid1x (0.5 ... 4 mm²)
finely stranded with core end processing1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)
for AWG cables solid2x (20 ... 14)
for AWG cables stranded2x (20 ... 14)
solid0.5 ... 4 mm²
finely stranded with core end processing0.5 ... 2.5 mm²
solid20 ... 14
stranded20 ... 14