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Pepperl Fuchs VAS-4A16L-K31
AS-Interface Safety Monitor
- MPN
- VAS-4A16L-K31
- Category
- Safety at Work
Price and lead time confirmed within 1 business day
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- 3Approve it and we ship — in-stock parts within 1 business day
- 12-month warranty (new) · 3-month (used/refurbished)
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What is the Pepperl Fuchs VAS-4A16L-K31?
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
Safety Monitor, 16 decentralized output circuits
Specifications
General specifications
| Order code (Pepperl+Fuchs part number) | 207739 |
| AS-Interface specification | V3.0 |
| PLC-Functionality | none |
| Duplicate address detection | from AS-Interface slaves |
| Earth fault detection | integrated EFD |
| EMC monitoring | integrated |
| Diagnostics function | Extended function via display |
| Switch-on delay | < 10 s |
| Response delay | < 40 ms |
| UL File Number | E223772 only from low voltage, limited energy source (SELV or PELV) or listed Class 2 source |
| Lifecycle | Active (current Pepperl+Fuchs product) |
Functional safety related parameters
| Safety Integrity Level (SIL) | SIL 3 |
| Performance level (PL) | PL e |
| MTTFd | 200 a |
| B10d | 2 E+7 |
Indicators/operating means
| Display | Illuminated graphical LC display for addressing and error messages |
| LED FAULT | Error display; red LED red: Communication error red flashing: release circuit error |
| LED POWER | voltage ON; LED green |
| LED U AS-i 1 / U AS-i 2 | AS-Interface voltage - circuit 1/circuit 2; green LED |
| LED ready | off: - constantly lit: startup/restart lock active flashing: external test required |
| LED AUX | ext. auxiliary voltage UAUX ; LED green |
| LED EDM/Start | External device monitoring circuit inputs closed, 4x yellow LEDs |
| LED output circuit | Output circuit closed; 4 x green LEDs |
| Button | 4 |
Electrical specifications
| Insulation voltage | ≥ 500 V Ui |
| Rated operating voltage | 26.5 ... 31.6 V from AS-Interface; 24 V DC Ue |
| Rated operating current | ≤ 200 mA from 24 VDC ≤ 45 mA from AS-Interface Ie |
Interface
| Interface type | RS 232, serial |
| Transfer rate | 19.6 kbaud, no parity, 1 start bit, 1 stop bit, 8 data bits |
Interface 2
| Interface type | Chip card slot |
Input
| Number/Type | 4 EDM/Start inputs:EDM: Inputs for the external device monitoring circuitsStart: start inputs:Static switching current 4 mA at 24 V, dynamic 30 mA at 24 V (T=100 μs) |
Output
| Safety output | Output circuits 1 and 2: 2 potential-free contacts, max. contact load:3 ADC-13 at 30 VDC,3 AAC-15 at 30 VACOutput circuits 3 and 4: 2 PNP transistor outputsmax. contact load:0.5 ADC-13 at 30 VDC |
Connection
| AS-Interface | spring terminals, removable |
Directive conformity
| Electromagnetic compatibility: Directive 2014/30/EU | EN 62026-2:2013 EN 61000-6-2:2005, EN 61000-6-4:2007 |
Standard conformity
| Electromagnetic compatibility | EN 61000-6-2:2005, EN 61000-6-4:2007 |
| Degree of protection | EN 60529:2000 |
| AS-Interface | EN 62026-2:2013 |
| Shock resistance | EN 61131-2:2004 |
| Standards | EN 61000-6-2:2005, EN 61000-6-4:2007 EN 954-1:1996 (up to Cat. 4), IEC 61508:2001 and EN 62061:2005 (up to SIL 3) EN 13849:2008 (PL e) |
Approvals and certificates
| UL approval | An 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 conditions
| Ambient temperature | 0 ... 55 °C (32 ... 131 °F) |
| Storage temperature | -25 ... 85 °C (-13 ... 185 °F) |
Mechanical specifications
| Degree of protection | IP20 |
| Material: Housing | Stainless steel |
| Mass | 800 g |
| Dimensions: Height | 120 mm |
| Dimensions: Width | 85 mm |
| Dimensions: Length | 89 mm |
| Construction type | Low profile housing , Stainless steel |
No matching specifications
Downloads & documentation
Official documents from Pepperl Fuchs, downloaded directly from the manufacturer.
Data sheets & manuals
CAD & dimension drawings
VAS-4A16L-K31: frequently asked questions
When can VAS-4A16L-K31 be shipped?
VAS-4A16L-K31 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up VAS-4A16L-K31 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for VAS-4A16L-K31 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for VAS-4A16L-K31, subject to availability and destination.
More Pepperl Fuchs parts
Pepperl Fuchs VAS-4A16L-K31Price and lead time confirmed within 1 business day
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