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  4. Machine safety signal processing equipment
  5. Machine safety relay modules

SRB304ST Machine safety relay module

SRB304ST
Suitable for the signal processing of outputs with contact sensors
Suitable for signal processing of outputs connected to potentials (AOPDs), e.g. safety light grids/curtains
Suitable for the signal processing of outputs with contact sensors
3 safety contacts, STOP 0
4 Signalling outputs
  • SKU
    4250116202294
  • Manufacturer code
    101190715
  • Current, Switching capacity, Relay, (Auxiliary contacts), maximum
    2 A
  • Current, Switching capacity, Safe relay outputs, maximum
    8 A
  • Current, Switching capacity, Safe relay outputs, minimum
    10 mA
  • Current, Utilisation category AC-15, Safe relay outputs
    6 A
  • Current, Utilisation category DC-12, Digital output
    0.1 A
  • Current, Utilisation category DC-13, Safe relay outputs
    6 A
  • Type of Execution, Degree of pollution IEC/EN 60664-1
    2
  • Type of Execution, IP Protection class, Clearance
    IP54
  • Type of Execution, IP Protection class, General
    IP40
  • Type of Execution, IP Protection class, clips or terminals
    IP20
  • Type of Execution, Mechanical life, minimum,
    10000000 Operations
  • Type of execution, mounting
    Snaps onto standard DIN rail to EN 60715
  • Type of Execution, Overvoltage category IEC/EN 60664-1
    III
  • Depth, General
    121 mm
  • Height, General
    120 mm
  • Width, General
    45 mm
  • Electrical data, Cable section, maximum
    2.5 mm²
  • Electrical data, Conduction resistance, maximum
    40 Ω
  • Electrical data, Contact resistance, maximum
    0.1 Ω
  • Material, contacts, electrical
    AgSn0. self-cleaning, positive drive
  • Housing material
    Glass-fibre reinforced thermoplastic, ventilated
  • Standard, EMC rating
    EMC-Directive
  • Standard, standards
    EN IEC 60947-5-1
    EN ISO 13849-1
    EN IEC 60204-1
    EN IEC 60947-5-3
    EN IEC 62061
    EN IEC 60947-5-5
    EN IEC 60947-1
    EN IEC 61508
  • Note, contact resistance
    in new state
  • Note, General
    Inductive loads (e.g. contactors, relays, etc.) are to be su
  • Note, applications
    Safety sensor
    Guard system
    Emergency-Stop button
    Pull-wire emergency stop switches
    Safety light curtain
  • Note, Wiring diagram
    The wiring diagram is shown with guard doors closed and in d
    Relay outputs: Suitable for 2 channel control, for increase
    The control recognises cross-short, cable break and earth le
    (H2) = Feedback circuit
    2 channel control shown for a guard-door monitor with two co
  • Number, LED's
    4
  • Number, NC contacts
    2
  • Number, Safety contacts
    3
  • PIM maintenance status
    Discharge "Online catalog"
  • PNV, standard, certificates
    cULus
    TÜV
  • Power, electrical consumption
    1.9 W
  • Type of electric connection
    Screw terminals M20 x 1.5
    rigid or flexible
  • Review, Resistance to vibrations to EN 60068-2-6
    10 ... 55 Hz, Amplitude 0.35 mm
  • Review, restistance to shock
    30 g / 11 ms
  • Safety parameters, Mission time, Relay outputs
    20 Year(s)
  • Safety parameter
    EN IEC 61508
    EN IEC 60947-5-1
  • Safety parameters, Stop-Category
    0
  • SAP, basic quantity unit
    Piece
  • SAP, EAN (European Article Number)
    4250116202294
  • SAP, product group
    Initial
  • SAP, gross weight
    420.000 g
  • SAP, net weight
    420.000 g
  • Indication, Operating state, LED
    Position relay K2
    Position relay K1
    Internal operating voltage U<sub>i</sub>
  • Temperature, Ambient temperature[generated product variant]
    -25 ... +60 °C
  • Temperature, ambient temperature, maximum
    60 °C
  • Temperature, ambient temperature, minimum
    -25 °C
  • Temperature, storage and transport temperature,[generated product variant]
    -40 ... +85 °C
  • Temperature, storage and transport temperature, maximum
    85 °C
  • Temperature, storage and transport temperature, minimum
    -40 °C
  • Time, Drop-out delay in case of emergency stop, typically
    20 ms
  • Time, Drop-out delay in case of power failure, typically
    80 ms
  • Time, Frequency range
    50 Hz
    60 Hz
  • Time, Pull-in delay at automatic start, maximum, typically
    100 ms
  • Time, Pull-in delay at RESET, typically
    20 ms
  • Voltage, Rated control voltage at AC 50 Hz, maximum
    26.4 VAC
  • Voltage, Rated control voltage at AC 50 Hz, minimum
    20.4 VAC
  • Voltage, Rated control voltage at AC 60 Hz, maximum
    26.4 VAC
  • Voltage, Rated control voltage at AC 60 Hz, minimum
    20.4 VAC
  • Voltage, Rated impulse withstand voltage
    4 kV
  • Voltage, rated operating voltage
    24 VAC -15% / +10%
    24 VDC -15%/+20%, residual ripple max. 10%
  • Voltage, rated operating voltage
    24 VAC
  • Voltage, Switching capacity, Relay (auxiliary contacts), maximum
    24 VDC
  • Voltage, Switching capacity, Safe relay outputs, maximum
    250 VAC
  • Voltage, Switching capacity, Safe relay outputs, minimum
    10 VDC
  • Voltage, type
    AC
    DC
  • Voltage, Utilisation category AC-15, Safe relay outputs
    230 VAC
  • Voltage, Utilisation category DC-12, Digital output
    24 VDC
  • Voltage, Utilisation category DC-13, Safe relay outputs
    24 VDC
  • Web Type
    Product range
  • Selection (Yes/No), Automatic reset function
    Yes
  • Selection (Yes/No), Short-circuit recognition
    Yes
  • Selection (Yes/No), Integral System Diagnostics, status
    Yes
  • Selection, (Yes/No), Wire breakage detection
    Yes
  • Type of application, Terminal designation
    IEC/EN 60947-1
  • Standard, climatic stress
    EN 60068-2-78
  • Tightening torque, torque, clips
    0.6 Nm
  • Tolerance, operating voltage, DC, maximum
    20 %
  • Tolerance, operating voltage, DC, minimum
    -10 %
  • Voltage, Rated control voltage at DC, maximum
    28.8 VDC
  • Voltage, Rated control voltage at DC, minimum
    20.4 VDC
  • Voltage, rated operating voltage
    24 VDC
  • Web, Delivery notice (date until)
    2024-12-31
  • Selection (Yes/No), Earth connection detection
    Yes
  • Selection (Yes/No), Feedback circuit
    Yes
  • Tolerance, operating voltage, AC, maximum
    10 %
  • Tolerance, operating voltage, AC, minimum
    -15 %
  • Electrical data, Cable section, minimum
    0.25 mm²
  • Number, Auxiliary contacts
    1
  • Number, Signalling outputs
    3
  • Selection (Yes/No), Electronic Fuse
    Yes
  • Number, semi-conductor outputs with signalling function, undelayed
    3
  • Selection (Yes/No), Reset with edge detection
    Yes
  • Selection (Yes/No), Start input
    Yes
  • Note, replacement article number
    101193475
  • Power, electrical consumption
    4.9 VA
  • Safety parameters, Category, Stop 0
    4
  • Safety parameters, Common Cause Failure (CCF), Relay outputs, minimum
    65
  • Safety parameters Diagnostic Coverage (DC) Level, Stop 0
    ≥ 99 %
  • Safety parameters, Performance Level, stop 0
    e
  • Safety values, PFH value Stop 0
    0.00000002 /h
  • Safety parameters, Safety Integrity Level (SIL), stop 0
    3
  • Selection (Yes/No), Removable Terminals
    Yes

Product attachments

file-26139-fd27aeb12e432beb6aa72aa04260b306.pdf (PDF, 503.81 kB)

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