1 specifications – Flowserve 3400MD Digital Positioner User Manual

Page 7

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Logix 3400MD Digital Positioner FCD LGENIM3404-08-AQ – 5/15

flowserve.com

4.1 Specifications

Table 1: Electrical Specifications

Item

Description

Power Supply

Two-wire, 9 to 32 V DC FF compatible

IS

Fisco compliant

Communications

FF Protocol ITK 5.1

Operating Current

18 mA

Voltage Limits

36.0 VDC
9 to 32 V DC for general use and flameproof

applications
9 to 24 V DC for Intrinsically safe applications
9 to 17.5 VDC for Intrinsically safe applications

per FISCO requirements

Wire

FF-844 FS1.2 H1 Cable Test Specifications
Terminal Lug 12-22 AWG. 0.27 in. max OD, 0.13

min ID.
Maximum Torque Rating: 7 in-lbs.

Table 3: Physical Specifications

Item

Description

Housing Material

Cast, powder-painted aluminum, stainless steel

Soft Goods

Buna-N / Florosilicone

Weight

8.3 pounds (3.9 kg) aluminum
20.5 pounds (9.3 kg) stainless steel

Table 4: Positioner Specifications

Item

Description

Deadband

<0.1% Full Span

Repeatability

<0.05% Full Span

Linearity

<0.5% (Rotary), <0.8%, (Linear Valve) Full Span

Per ISA 75.25.01-2000

Air Consumption

<0.3 SCFM (0.5 Nm3/hr) @ 60 psi (4 bar)

Air Supply

30-150 psig (ISA 7.0.0.1 compliant)

Table 5: Air Supply Requirements

Item

Description

Dew Point

At least 180°F (100°C) below minimum anticipated

ambient temperature

Particulate Matter

Filtered to 5 microns

Oil Content

Less than 1 ppm w/w

Contaminants

Free of all corrosive contaminants

Table 2: Environmental Conditions

Item

Description

Operating Temperature Range

Standard

-40° to 185° F
(-40° to 85°C)

Transport and Storage

Temperature Range

-40° to 185°F (-40° to 85°C)

Operating Humidity

0 – 100% non-condensing

*Note: The Logix 3400MD is designed to operate with clean, dry, oil-free instrument grade air per ISA

7.0.01-1996 or with dry nitrogen, sweet natural gas.

Table 6: Function Blocks

Item

Description

AO

One Analog Output

DI

Two Discrete Inputs

DO

One Discrete Output

PID

One PID Control Function

OS

One Output Splitter

IS

One Input Selector

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