Technical data – KROHNE IFC 100 Converter EN User Manual

Page 82

TECHNICAL DATA

IFC 100

www.krohne.com

07/2010 - 4000041004 - MA IFC 100 R04 en

Time constant

Function

The time constant corresponds to the elapsed time until 67% of the end value has

been reached according to a step function.

Settings

Set in increments of 0.1.

0…100 s

Status output / limit switch

Function and settings

Adjustable as automatic measuring range conversion, display of flow direction,

counter overflow, error, switching point or empty pipe detection

Valve control with activated dosing function

Status and/or control: ON or OFF

Operating data

Passive

ext

≤ 32 VDC

I ≤ 100 mA

open:

I ≤ 0.05 mA at U

ext

= 32 VDC

closed:

0, max

= 0.2 V at I ≤ 10 mA

0, max

= 2 V at I ≤ 100 mA

Modbus (in preparation)

Description

Modbus RTU, Master / Slave, RS485

Address range

1…247

Broadcast

Supported with function code 16

Supported Baudrate

1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 Baud

Approvals and certificates

The device fulfils the statutory requirements of the EC directives. The manufacturer

certifies that these requirements have been met by applying the CE marking.

Non-Ex

Standard

Hazardous areas

ATEX

Optional (OPTIFLUX 2100 C and OPTIFLUX 4100 C only)

II 2 G Ex e [ia] mb IIC T4 (DN10...20; DN200...300; DN350...3000)

II 2 G Ex d e [ia] mb IIC T4 (DN25...150)

II 2 G Ex e [ia] mb q T4/T3 (DN25...150; DN200...300)

II 2 D Ex tD A21 IP64 T120°C (all nominal sizes)

Option (only version W)

II 2 G Ex e [ia] mb IIC T4

II 2 D Ex tD A21 IP64 T135°C

Other standards and approvals

Shock and vibration resistance

IEC 68-2-3

Electromagnetic compatibility

(EMC)

2004/108/EC in conjunction with EN 61326-1 (A1, A2)

European Pressure Equipment

Directive

PED 97/23 (only for compact versions)

NAMUR

NE 21, NE 43, NE 53

.book Page 82 Friday, July 9, 2010 12:29 PM