Compact FF Link

Design and equipment features

Function

Bus link of PROFIBUS DP (slave functionality) and FOUNDATION Fieldbus H1 (link master functionality) with support of the "Configuration in Run" functionality

Installation type/mounting

Front mounting, preferably on mounting rail

Degree of protection according to EN 60529

IP20

Voltages, currents, potentials

Rated supply voltage

24 V DC (20.4 V ... 28.8 V)

Input current, max. current consumption

1.3 A

External fusing of power supply lines (recommended)

min. 4 A

Rated output voltage for FF H1

31 V DC ± 1 V

• Overvoltage monitoring

U > 35 V; latching shutdown

• Voltage failure bridging

5 ms

Output current for FF H1 (for supply of all FF field devices)

0.5 A

Power loss

8 W

Galvanic isolation

• FF H1 to PROFIBUS DP

Yes

• DP master system to FF H1

Yes

• FF H1/24 VDC supply/PROFIBUS DP

Yes

• All electric circuits/functional grounding

Yes

Frame length

• Input/output data

244 bytes/244 bytes

• Configuration frame

Max. 244 bytes

• Diagnostics frame

Max. 244 bytes

• Parameter assignment frame

Max. 244 bytes

Interfaces

Interface hardware

RS 485 - yes; FOC - no

PROFIBUS DP

• Permissible device addresses

1 to 125

• Transmission rate (automatic detection)

max. 12 Mbps

• Bus protocol/transmission protocol

PROFIBUS DP

• Transmission mode

RS 485

• Connection

9-pin Sub-D plug

FOUNDATION Fieldbus H1

• Transmission rate

31.25 Kbps

• Bus protocol/transmission protocol

FOUNDATION Fieldbus H1

• Transmission mode

MBP

• Connection

2-pin screw terminal

Status, interrupts, diagnostics

Status displays

• Group error

Red LED "SF"

• Bus error on higher level DP master system

Red "BF DP" LED

• Bus error on subordinate FF H1

Red "BF FF" LED

• Active PROFIBUS DP channel

Yellow "ACT DP" LED

• Active FF H1 channel

Yellow "ACT FF" LED

• 24 V DC power supply monitoring

Green "ON" LED

Climatic conditions

Ambient temperature in operation

• Horizontal installation

-40 to +70 °C

• Vertical installation

-40 to +50 °C

Permissible storage/transport temperature

-40 to +85 °C

Relative humidity during operation

max. 95%, without condensation

Approvals for potentially explosive atmospheres

• Gas

ATEX II 3 G Ex nA II T4

• Dust

No

• Equipment Ex ia/Ex ib

No/No

Standards, specifications, approvals

CE mark according to 2004/108/EC, 94/9/EC

Yes

UL approval

Yes

RCM (formerly C-Tick)

Yes

KC certification

Yes

EAC (formerly Gost-R)

Yes

PROFIBUS standard

IEC 61784-1 CP 3/1

FOUNDATION Fieldbus guideline

IEC 61158-2

Dimensions and weight

Dimensions (W Г— H Г— D) in mm

40 Г— 125 Г— 130

Weight

approx. 350 g