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  6. VAS-4A16L-K31

VAS-4A16L-K31 AS-Interface Safety Monitor

Key Benefits at a Glance

  • Certified up to SIL 3 according to IEC 61508 and EN 62061 and up to PLe according to EN 13849
  • Stainless steel housing
  • LC display for slave addresses and error messages
  • Configuration and commissioning with configuration software
  • 2 safe output relays and 2 safe electronic outputs
  • 2 AS-Interface networks
  • Memory card for configuration data

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Please contact us for exact delivery estimation.
Product photo: AS-Interface Safety Monitor VAS-4A16L-K31
Product photo: AS-Interface Safety Monitor VAS-4A16L-K31
Product Compliance: Europe – CE
Product Compliance: USA - cULus
Interface
Note

All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetFunctionClassificationProduct DocumentationDesign / SimulationApprovalsSoftwareRelated Products

Technical data of VAS-4A16L-K31

Safety Monitor, 16 decentralized output circuits
AS-Interface specificationV3.0
PLC-Functionalitynone
Duplicate address detectionfrom AS-Interface slaves
Earth fault detectionEFDintegrated
EMC monitoringintegrated
Diagnostics functionExtended function via display
Switch-on delay< 10 s
Response delay< 40 ms
UL File NumberE223772 only from low voltage, limited energy source (SELV or PELV) or listed Class 2 source
Safety Integrity Level (SIL)SIL 3
Performance level (PL)PL e
MTTFd200 a
B10d2 E+7
DisplayIlluminated graphical LC display for addressing and error messages
LED FAULTError display; red LED
red: Communication error
red flashing: release circuit error
LED POWERvoltage ON; LED green
LED U AS-i 1 / U AS-i 2AS-Interface voltage - circuit 1/circuit 2; green LED
LED readyoff: -
constantly lit: startup/restart lock active
flashing: external test required
LED AUXext. auxiliary voltage UAUX ; LED green
LED EDM/StartExternal device monitoring circuit inputs closed, 4x yellow LEDs
LED output circuitOutput circuit closed; 4 x green LEDs
Button4
Insulation voltageUi≥ 500 V
Rated operating voltageUe26.5 ... 31.6 V from AS-Interface;
24 V DC
Rated operating currentIe≤ 200 mA from 24 VDC
≤ 45 mA from AS-Interface
Interface typeRS 232, serial
Transfer rate19.6 kbaud, no parity, 1 start bit, 1 stop bit, 8 data bits
Interface typeChip card slot
Number/Type4 EDM/Start inputs:
EDM: Inputs for the external device monitoring circuits
Start: start inputs:
Static switching current 4 mA at 24 V, dynamic 30 mA at 24 V (T=100 μs)
Safety outputOutput circuits 1 and 2: 2 potential-free contacts,
max. contact load:
3  ADC-13 at 30 VDC,
3 AAC-15 at 30 VAC
Output circuits 3 and 4: 2 PNP transistor outputs
max. contact load:
0.5  ADC-13 at 30  VDC
AS-Interfacespring terminals, removable
Electromagnetic compatibility
Directive 2014/30/EUEN 62026-2:2013 EN 61000-6-2:2005, EN 61000-6-4:2007
Electromagnetic compatibilityEN 61000-6-2:2005, EN 61000-6-4:2007
Degree of protectionEN 60529:2000
AS-InterfaceEN 62026-2:2013
Shock resistanceEN 61131-2:2004
StandardsEN 61000-6-2:2005, EN 61000-6-4:2007 EN 954-1:1996 (up to Kategorie 4), IEC 61508:2001 and EN 62061:2005 (up to SIL3) EN 13849:2008 (PL e)
UL approvalAn isolated source with a secondary open circuit voltage of ≤ 30 VDC with a 3 A maximum over current protection. Over current protection is not required when a Class 2 source is employed.
UL mark does not provide UL certification for any functional safety rating or aspects of the device.
Ambient temperature0 ... 55 °C (32 ... 131 °F)
Storage temperature-25 ... 85 °C (-13 ... 185 °F)
Degree of protectionIP20
Material
HousingStainless steel
Mass800 g
Dimensions
Height120 mm
Width85 mm
Length89 mm
Construction typeLow profile housing , Stainless steel
General Notes