Fisher Fieldvue DLC3100 User Manual

www.Fisher.com
Safety manual for Fisher
™
FIELDVUE
™
DLC3100
SIS Digital Level Controller
This supplement applies to
Instrument Level SIS
Device Type 130D
Device Revision 1
Hardware Revision 1
Firmware Revision 1.0.9
1. Purpose
This safety manual provides information necessary to design, install, verify, and maintain a Safety Instrumented
Function (SIF) utilizing the Fisher DLC3100 SIS digital level controller. It describes the conditions of use for the
DLC3100 SIS in safety applications. This document must be thoroughly reviewed and implemented as part of the
safety lifecycle. This information is necessary for meeting the IEC61508 or IEC61511 functional safety standards.
WARNING
This instruction manual supplement is not intended to be used as a stand-alone document. It must be used in conjunction
with the following documents:
Fisher DLC3100 Quick Start Guide (D104214X012
)
Fisher DLC3100 Instruction Manual (D104213X012
)
Failure to use this instruction manual supplement in conjunction with the above referenced documents could result in
personal injury or property damage. If you have any questions regarding these instructions or need assistance in obtaining
any of these documents, contact your Emerson sales office
or Local Business Partner.
Other related documents include:
D Fisher 249 Caged Displacer Sensors Instruction Manual (D200099X012
)
D Fisher 249 Cageless Displacer Sensors Instruction Manual (D200100X012)
D Fisher 249VS Cageless Displacer Sensor Instruction Manual (D103288X012
)
D Fisher 249W Cageless Wafer Style Level Sensor Instruction Manual (D102803X012
)
Instruction Manual Supplement
D104215X012
DLC3100 SIS Digital Level Controller
April 2018

Fisher Fieldvue DLC3100 Specifications

General

Brand	Fisher
Model	Fieldvue DLC3100
Category	Controller
Language	English

Summary

1. Purpose

2. Description of the Device

3. Terms, Abbreviations, and Acronyms

4. Safety Requirements

Average Probability of Failure on Demand (PFDAVG)

Presents the relationship between Safety Integrity Level (SIL) and average probability of failure on demand in low demand mode.

Safety Integrity of the hardware

Details achievable Safety Integrity Level (SIL) based on Safe Failure Fraction (SFF) and Hardware Fault Tolerance (HFT).

5. Safety Characteristics

6. Safety Instrumented System Design

SIL Capability

Systematic Integrity

States the DLC3100 SIS meets IEC61508 design process requirements for Safety Integrity Level 2.

Random Integrity

Classifies the DLC3100 SIS as a Type B device and outlines SIL achievement based on SFF and HFT.

Safety Function

Failure Rates

Application Limits

Environmental Limits

7. Installation and Commissioning Guidelines

8. General Requirements

9. Operation, Periodic Inspection, Test, and Repair

Maintenance

Covers effective restoration time, preventive maintenance for seals, and recommended service intervals for SIS applications.

Protection

Explains that protection prevents local UI or HART setup/calibration, showing a lock icon on the LCD display.

Decommissioning Guidelines

Proof testing

Test steps for the Fisher DLC3100 SIS