ROTRONIC TF5 User Manual

ROTRONIC Accessories for electrical

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ROTRONIC AG, CH-8303 Bassersdorf
Tel. +41 44 838 11 44, www.rotronic-humidity.com
ROTRONIC Messgeräte GmbH, D-76275 Ettlingen
Tel. +49 7243 383 250, Fax +49 7243 383 260, www.rotronic.de
ROTRONIC SARL, 56, F - 77183 Croissy Beaubourg
Tél. +33 1 60 95 07 10, www.rotronic.fr
ROTRONIC Italia srl

,

I- 20157 Milano

Tel. +39 2 39 00 71 90, Fax (+39) 02 33 27 62 99, www.rotronic.it
ROTRONIC Instruments (UK) Ltd, Crompton Fields,
Phone +44 1293 571000, www.rotronic.co.uk
ROTRONIC Instrument Corp, NY 11788, USA
Phone +1 631 427-3898, www.rotronic-usa.com
ROTRONIC South East Asia Pte Ltd, Singapore 339156
Phone +65 6294 6065, www.rotronic.com.sg
ROTRONIC Shanghai Rep. Offi ce, Shanghai 200233, China
Phone +86 40 08162018, www.rotronic.cn

A

Digital transmitter for temperature

Congratulations on your purchase of the new state-of-the-art HYGRO-
FLEX TF5 SERIES transmitter. Please read these short instructions
carefully before installing the device.

General description

The HYGROFLEX5 SERIES devices are transmitters for transmission of
temperature measurements. Compatible with PT100 probes. These
short instructions are limited to a description of the main functions
and installation of the device. The detailed instruction manual can be
found on the internet at:

www.rotronic-humidity.com

Mechanical installation

General recommendations
Follow the guidelines below to ensure optimum performance:
a) Select a representative installation site: Install the probe at a point where the temperature are

representative for the environment that is to be measured.

b) Make sure there is suffi cient air movement around the probe: An air fl ow of at least 1 metre/

second accelerates and facilitates adjustment of the probe to changing temperatures.

c) Avoid:
(1) Probe too close to heating elements, cooling coils, cold or hot walls, direct sunlight, etc.
(2) Probe too close to steam, injectors, humidifi ers or direct precipitation.

Mounting the wall version

Alignment
Mount the transmitter so that the probe points down.

Mounting variant 1
Drill the necessary holes using the drill template drawn on the
packaging. Then insert the plugs delivered with the device and
mount the transmitter with the screws.

Mounting variant 2
If there is a TS35 DIN top-hat rail available, the transmitter can be
clipped on to the top-hat rail directly with the help of the mounting
kit AC5002 (available as optional extra). For this, the DIN holders
(a kit has two holders and eight screws) are screwed directly on to
the predrilled holes in the transmitter.

Note: Unauthorised use of the menu can be prevented by locking the setting “Display Menu”
(using the HW4 software > Device Manager > Display).

The main menu points

Main menu

Menu points

Options / Information

Decive Settings

Units

Metric / English

Record

On / Off

Back Light

On / Off

Device Information

Version

Firmware version

Serial No.

Serial number

Address

Address RS-485

Type

Device type

Name

Device name

User-defi ned

Scaling / Adjustment / Firmware update
The following settings can be made with the help of the HW4 software and either the service cable
AC3006 or AC3009:

• new scaling of the outputs

• adjustment

• fi rmware update

You can fi nd a detailed description in the manual that you can download from our web site at
www.rotronic-humidity.com

Periodic calibration of the probe / transmitter
Both the Pt 100 RTD temperature sensor and the corresponding electronics are very stable and
do not normally need to be changed or calibrated after factory calibration.

The electronics of the transmitter do not normally require calibration in the fi eld. They can be
checked easily with the help of the probe simulator in the HW4 software package. The electro-
nics cannot be repaired in the fi eld and should be returned to the manufacturer in the case
of problems. For details on calibration, please see the full version of the instruction manual,
which you can download from the internet.

Technical data (measurement)

Temperature:

–100...200 °C

Accuracy:

Probe-dependent

Protection:

IP65

Outputs:

Current or voltage signals, digital output depending on order code,

UART service interface

Technical data (operation)
Temperature:

–40...60 °C / Models with display –10...60 °C

Technical data probe
Depending on type

Current output

Voltage output

SHORT INSTRUCTION MANUAL

T – OUT
V +

H – OUT

V +

K 2

K 1

2
1

2
1

1
2
3

K 1

GND

V +

K 2

GND
GND

OUT2
OUT1

4
3
2
1

OUT 1 = %rF
OUT 2 = °C/F

H

YGRO

F

LEX TF52 / TF53 SERIES

Electrical installation

Power supply
a) TF52 (2-wire, current loop): 10 to 28 VDC – depending on the connected load.
The minimum supply voltage can be calculated as follows. V min = 10 V + (0.02 x load*)
*Load (resistance in Ohm). The minimum supply voltage for the maximum load of 500 Ohm is:
10 + (0.02 x 500) = 20 VDC. The maximum current consumption is 30 mA.
b) TF53 (3-wire with analogue outputs): 5 to 40 VDC or 5 to 28 VAC. The maximum current con-

sumption is 30 mA.

Supply voltage / Technology

Type

Supply voltage V+

Load

Output

2- or 2x2-wire

TF520

10...28 VDC: 10 V + (0.02 x load)

Max 500

4...20 mA

3 / 4 wire

TF531

15...40 VDC / 12...28 VAC

Max 500

0...20 mA

TF532

15...40 VDC / 12...28 VAC

Max 500

4...20 mA

TF533

5...40 VDC / 5...28 VAC

Min 1000

0...1 V

TF534

10...40 VDC / 8...28 VAC

Min 1000

0...5 V

TF535

15...40 VDC / 12...28 VAC

Min 1000

0...10 V

Terminal confi guration / Connection diagrams
The type is defi ned using the table Supply voltage / Technology to then use the following con-
nection diagrams:

2- oder 2x2 wire / TF520

Terminal Description
K2-2-T-OUT

Analogue temperature output +

K2-1-V+

Supply voltage +

K1-2-H-OUT

Not connected

K1-1-V+

Not connected

3/4-wire circuit / TF53x

Terminal Description
K1-1 GND

GND / Neutral

K1-2 V+

Supply voltage + / Phase

K1-3

Earth

K2-4 GND

GND

K2-3 GND

GND

K2-2 OUT2

Analogue temperature output +

K2-1 OUT1

Not connected

K2: V+

K2: GND

K1: GND

K1: OUT2

Terminal K1-3:
Earth is not usually connected to GND. If this is wanted, a land on the PCB must be closed.

4 wire PT100

Programming

The basic settings of the devices are made in the factory according to your order. The transmit-
ters are adjusted in the factory and therefore do not need to be checked and readjusted during
installation. The devices can be started immediately after installation.

Display
In models with LC display the value can be read directly.

Caution: Wrong supply voltages and excessively high loading of the outputs can

damage the transmitter.

Button MENU: open / close menu

Button ENTER: select menu point

Menu navigation
Buttons + / - change value: increase/decrease

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