Technical data – KROHNE IFC 050 Converter EN User Manual

Page 77

TECHNICAL DATA

IFC 050

www.krohne.com

08/2013 - 4002184002 - MA IFC 050 R02 en

Low flow cut off

Function

Switching point and hysteresis separately adjustable for each output, counter and

the display

Switching point

Set in increments of 0.1%.

0…20% (current output, frequency output) or 0...±9.999 m/s (pulse output)

Hysteresis

Set in increments of 0.1%.

0...5% (current output, frequency output) or 0...5 m/s (pulse output)

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 0.1s.

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

Basic I/Os + Modbus

Passive

Independent of connection polarity.

ext

≤ 32 VDC

I ≤ 100 mA

open:

I ≤ 0.05 mA at U

ext

= 32 VDC

closed:

= 0.2 V at I ≤ 10 mA

= 2 V at I ≤ 100 mA

Modbus

Description

Modbus RTU, Master / Slave, RS485

Address range

1…247

Broadcast

Supported with function code 16

Supported Baudrate

1200, 2400, 3600, 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.

Other standards and approvals

Shock and vibration resistance

IEC 60068-2-3; EN 60068-2-6 and EN 60068-2-27; IEC 61298-3

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