MTTFd470 a
safe statesafe shutdown
type of voltageDC
fastening methodscrew and snap-on mounting onto 35 mm DIN rail
mounting positionany
product brand nameSIRIUS
switching behaviormonostable
degree of pollution3
product designationforce-guided coupling relay
consumed active power0.6 W
design of the productfail-safe up to SIL 2/PL c
OFF-delay time maximum40 ms
product component LEDYes
output current minimum1 mA
product type designation3RQ1
Safe failure fraction (SFF)85 %
wire length at DC maximum2 000 m
operating frequency maximum360 1/h
Substance Prohibitance (Date)05/31/2018
type of electrical connectionscrew terminal
material of switching contactsAgNi + Au flash
product component plug-in socketNo
category according to ISO 13849-11
design of the switching functionNC contact and NO contact
relative humidity during operation10 ... 95 %
device type according to ISO 13849-11
EMC immunity according to IEC 60947-1corresponds to degree of severity 3
surge voltage resistance rated value4 kV
stop category according to IEC 60204-10
reference code according to IEC 81346-2K
design of the relay operating mechanismpoled
test wear-related service life necessaryYes
control supply voltage at DC rated value24 V
safety device type according to IEC 61508-2Type A
tightening torque with screw-type terminals0.6 ... 0.8 N·m
number of CO contacts for auxiliary contacts0
number of NC contacts for auxiliary contacts1
number of NO contacts for auxiliary contacts1
performance level (PL) according to ISO 13849-1PL c
hardware fault tolerance according to IEC 615080
T1 value of service life according to IEC 6150820 a
electrostatic discharge according to IEC 61000-4-24 kV contact discharging, 8 kV air discharging
EMC emitted interference according to IEC 60947-1ambience A (industrial sector)
field-based interference according to IEC 61000-4-310 V/m
mechanical service life (operating cycles) typical10 000 000
suitability for operation device connector 3ZY12Yes
PFHD with high demand rate according to IEC 615084E-7 1/h
Safety Integrity Level (SIL) according to IEC 61508SIL 2
overdimensioning according to ISO 13849-2 necessaryNo
PFDavg with low demand rate according to IEC 615080.002
installation altitude at height above sea level maximum2 000 m
product feature protective coating on printed-circuit boardNo
thermal current of the switching element with contacts maximum5 A
stripped length of the cable for auxiliary and control contacts10 mm
product component removable terminal for auxiliary and control circuitYes
design of the fuse link for short-circuit protection of the auxiliary switch requiredNO: fuse gL/gG: 6 A; NC: fuse gL/gG: 4 A
insulation voltage for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value300 V
