Page 2
Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.
The contents of this programming manual shall not become part of or modify any prior or existing agreement, commitment or legal relationship. All obligations on the part of Siemens AG are contained in the respective sales contract, which also contains the complete and solely applicable warranty conditions.
The devices are battery-operated, and have a very low power consumption. Depending on use, the battery life is several years. Disposal of battery Additional information is available under Returning of battery (Page 82). SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Devices/replacement parts should be returned in their original packaging. If the original packaging is no longer available, please ensure that all shipments are properly packaged to provide sufficient protection during transport. We cannot assume any costs for additional expenses resulting from transport damages. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Description Applications Temperature measurement SITRANS TF280 WirelessHART is a battery-operated temperature transmitter for field use. It is used to measure the temperature under industrial conditions in the following sectors: ● Chemical industry ● Energy management ● District heating ● Water supply and treatment ●...
Changing the display orientation (Page 75) ● Integral HART maintenance port ● Antenna can be folded by 90°. Range of rotation: approx. 360°. ● Simple configuration with SIMATIC PDM ● Housing complies with IP65. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Description 3.3 Design of SITRANS TF280 WirelessHART Design of SITRANS TF280 WirelessHART Overview The device is available in the following basic versions: ① ② SITRANS TF280 with cable gland SITRANS TF280 with fixed Pt100 sensor Figure 3-1 SITRANS TF280 basic versions...
Page 14
Nameplate Screw-on housing cover, rear Figure 3-2 SITRANS TF280 WirelessHART: Device with cable gland Antenna The device antenna can be folded to an angle of 90°. In addition, the antenna can be rotated approx. 360°. Two stops limit the range of adjustment.
Sensor Properties SITRANS TF280 WirelessHART applies Pt100 resistance thermometers of Class A or B. The sensor elements used correspond to IEC 60751 and exhibit the following properties: ● Exchangeable sense element: The terminal is located in the device housing next to the battery clips.
Inserting / removing the battery (Page 28) and Alarm, error, and system messages (Page 79). ① ② Lithium thionyl chloride battery D-cell Connector ③ Positive pole Figure 3-3 High-capacity battery SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
10 ms. Interferences from other radio stations also using the 2.4 GHz band are minimized by application of a frequency spread procedure. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 18
Wireless HART gateway: SIMATIC NET IE/WSN-PA Link ② SITRANS P280 WirelessHART pressure transmitter ③ SITRANS TF280 WirelessHART temperature transmitter Figure 3-4 Meshed wireless HART network (example) The transmission distance from station to station without barriers (line-of-sight) is up to 250 m. Significantly longer distances can be covered it the field devices of a network are spatially positioned in sequence.
The following photo shows the contacts of the HART maintenance port for connecting a HART modem or HART communicator: ① ② Electronics area HART maintenance port Figure 3-5 HART maintenance port SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 20
Description 3.8 HART maintenance port See also Overview (Page 33) Connect external devices to the HART maintenance port (Page 77) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Measuring point info (Y16) ⑦ ⑧ Details about field communication Serial No. of the device ⑨ ⑩ Degree of protection Place of manufacture ⑪ ⑫ Version CE mark Figure 4-1 SITRANS TF280 nameplate (right) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 23
Commissioning (hardware) 4.2 Identify device ① ② Product name Permitted temperature range ③ ④ Radio approval number Refer to the Operating Instructions! Figure 4-2 SITRANS TF280 nameplate (left) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Procedure If you use the IE-WSN/PA-Link wireless HART gateway from Siemens, the following applies: 1. Make sure that a firmware version ≥ 3.8 is installed on the gateway.
The cable gland included in the scope of supply is designed for cables with a diameter of 6 to 12 mm. The IP65 protection is no longer guaranteed if you use cables with other diameters. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
If you wish to connect a cable sensor: – Unscrew sealing cap of cable gland. 3. Open electronics area. Unscrew rear housing cover. 4. Introduce cable into the electronics area. 5. With 2- and 3-wire connections: make jumper(s). SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 27
7. Insert cable between contact and jumper 8. Remove screwdriver. 9. Insert second jumper (2-wire connection) or connect further cables. 10. Screw separate sensor tube onto threaded adapter, and tighten. Or: Tighten sealing cap of cable gland. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Reason: Passivated batteries do not initially provide their full capacity. During operation, the device depassivates the battery, and the display of the battery service life is corrected accordingly. Requirements ● Battery replacement during operation: the deep sleep function is activated. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 29
5. Check that the battery and sensor cables are positioned sufficiently far away from the thread of the housing cover. This avoids damage when screwing on the cover. 6. Fitting of the battery has been completed. Screw the cover back into place. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 30
2. Wait for a further 30 s. 3. Open the device. To do this, unscrew the cover at the rear of the device. 4. Remove the battery from its holder. 5. Hold the battery, and carefully unplug the connector. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
HART network in the process. The following steps are required: 1. Set display language if necessary. Menu: Set Setting language (Page 60). 2. Cancel the password protection. Setting: "Inactive". Parameter . 3. Set quick start parameters. Menu: Quick start (Page 62) . SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
The local user interface consists of a digital display and three keys with which all device functions can be set with menu prompting. This chapter contains all information you require to operate the device using the local user interface. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Shift cursor by one step forward in order to select a character. Select the next lower menu entry or list entry. ↓ DOWN Decrease a parameter value. Shift cursor by one step backward in order to select a character. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Note The temperature dependency of the digital display At ambient temperatures below -10 °C, the display reacts sluggishly to changes. At ambient temperatures above +60 °C, the display contrast is reduced. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
In this menu you can scan the communication and device data: Identification Device status Connection info Version Network info "4 Communication" In this menu you can make network and communication settings (HART modem): Wireless Maintenance port SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 37
In this menu you can make security-relevant settings. Active / inactive Set level 0 PIN input Time-out Change PIN "6 Language" In this menu you can select the display language. The following languages can be selected: German English SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
3. Repeat step 2 until the desired string is complete. Following input of the eighth character, the cursor is positioned on the Enter symbol. 4. Leave input option. Press the M key. MSK-012E SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Press the ↓ key 1 x. Then press the M key. The number has been decreased, and the cursor moved on by one digit. 4. Save complete, modified network ID: Press the M key 3 x. The input option is exited. 61428 SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
1. Open the parameter to be changed. Here: "1.4 Transmission rate" (Page 44) 8 Seconds 2. Keep the ↑ key pressed until the parameter value "25" is set. 8 Seconds 3. Save the desired value: Press the M key. 25 Seconds SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Rotate display orientation by 180° compared to normal view. 1. Open the parameter to be changed. Here: "2.1.3 Orientation" (Page 46) Upside Down 2. Shift the cursor downward using the ↓ key: Upside Down 3. Save changes: Press the M key. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
4. Mark the next list entry using the cursor. Press the ↓ key. 5. Accept the selected list entry. Press the M key. 6. The changes are automatically saved when closing. To do this, press the ↑ key 3 x. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
HART network. Backlight function ● Activation/deactivation: Press the ↑ and ↓ keys simultaneously. – The display backlight is activated, and is automatically deactivated after approx. 20 s. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Setting of time intervals at which the transmitter sends measured values. Increase or decrease the parameter value by pressing the ↑ or ↓ key. Use the parameter "2.1.2 Burst display" (Page 46) to visualize the set transmission rate. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Start establishment of the connection by pressing the M key. Establishment of the connection is displayed in the measured value view. The supplementary message is deleted when the connection has been established successfully. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
"2.1.3 Orientation" Factory setting: Normal Setting range: Radio buttons Normal Rotated by 180° Purpose: Change orientation of digital display. Description: Improves the readability of the digital display in certain mounting positions. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Increase value by pressing the ↑ key, or reduce value by pressing the ↓ key (units of 0.1) Accept the setting by pressing the M key. Cancel, or confirm with "OK" (↑ + M) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 49
2-wire Setting range: 3-wire 4-wire Purpose: Define sensor connection. Description: Select the desired connection version by pressing the ↑ or ↓ key. Accept the setting by pressing the M key. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
HART network. Start this function by pressing the M key. Then: Execution depends on input of PIN! See also "4.1.5 Disconnect network" (Page 55) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
If you reestablish the factory state by setting this parameter, a changed PIN is also reset. In order to subsequently reconfigure the device, you require the factory-set PIN "4711". See: Protected from unauthorized access (Page 68) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
"3.4 Device status" Factory setting: Read only Setting range: Purpose: Scan indicators of device status Description: Display of: Internal temperature of device in °C or °F Remaining battery service life in days SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Start establishment of the connection by pressing the M key. Establishment of the connection is displayed in the measured value view. The supplementary message is deleted when the connection has been established successfully. Corresponds to parameter "1.6 Connect network" (Page 45) . SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 55
(Page 54) the device reestablishes the connection. Start this function by pressing the M key. Then: Execution depends on input of PIN! See also "2.4 Cold restart" (Page 50) "2.5 Reset device" (Page 51) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
(via the HART maintenance port). The communication stations thus differentiate between data and interfering signals. Increase or decrease the number of preambles using the ↑ or ↓ keys. Accept the setting by pressing the M key. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Unlock device Description: Unlocking of device following loss of PIN. You can obtain the required master pin from the Siemens Hotline. Keep ready the information from the nameplate. Additional information is available in Chapter Troubleshooting/FAQs (Page 81) 5.6.5.3 "5.3 Change PIN"...
PIN. If you select the setting "Off", protected functions remain changeable following the PIN input. In order to protect your device, you must manually trigger "5.4 Set level 0" (Page 58). SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Operation 5.6 Parameter descriptions 5.6.6 "6 Language" Factory setting: English English Setting range: German Purpose: Language selection Description: With this parameter you specify the language of the menu. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
● You are acquainted with the principles of operation: Use of local user interface (Page 38) Procedure Changing the language setting ● Menu: "6 Language" (Page 59) ● The default setting is "English". SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Min. level 1: Min. level 1: 4 7 1 1 3. Select setting "Inactive", and confirm. Enable/Disable 4. The PIN input function is canceled. Enable/Disable Edit Change further parameters, or call the measured value view. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Following integration of the device into the wireless HART network, the device name is available in the gateway. The device name can also be changed subsequently from the gateway. 4. Define transmission rate for measured values. Parameter: "1.4 Transmission rate" (Page 44) 8 Seconds SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 63
Parameter: "1.5 HART modem" (Page 45) Switching-off the HART maintenance port reduces the energy consumption and thus reduces the battery service life. 6. Establish connection to gateway. Parameter: "1.6 Connect network" (Page 45) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Establishment of connection being attempted ("Force join-Mode"). Figure 5-2 Connection modes Connection mode "Wireless HART network disconnected" Trigger: ● An existing connection to the gateway has been interrupted, e.g. by parameter "4.1.5 Disconnect network" (Page 55) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 65
● The attempt to connect is forced. Connect network: Parameter "4.1.3 Connect network" (Page 54) Connection mode "Connected" The change to the measured value view signals that a connection to the WirelessHART network exists. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Switching-off the HART maintenance port reduces the energy consumption and thus reduces the battery service life. 2. Set "Burst display" function. Parameter: "2.1.2 Burst display" (Page 46) The battery service life is highest if both checkboxes are deactivated. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
"Inactive": PIN input is canceled. 3. Set timeout if applicable. Parameter: "5.5 Timeout" (Page 58) "On": Time window for reactivation of PIN input. Following expiry of the timeout, the PIN input is reactivated automatically. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 69
If you reestablish the factory state by setting the parameter "2.5 Reset device" (Page 51), the changed PIN is also reset. In order to subsequently reconfigure the device, you require the factory-set PIN "4711". SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Deactivate the parameter when you have finished with the connection to the external HART device. 2. Define HART address for communication with the external device. Parameter: "4.2.2 HART address" (Page 56) 3. Define number of HART response preambles. Parameter: "4.2.3 Number response preambles" (Page 56) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Selection of the mounting location influences the measuring accuracy. Therefore mount the device as close as possible to the measuring point. Make sure that the mounting location is free from vibrations and other negative environmental influences. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
The service life of the battery is increased if its positive pole also points vertically upwards. Impermissible are mounting positions and locations where the limits defined for the device are violated. For corresponding data, refer to Technical data (Page 85) . SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Nut [thread data] ② ⑥ Mounting bracket (90° rotatable) Bolt [thread data] ③ ⑦ Bolt [thread data] Pole ④ ⑧ Washer [thread data] Pole clamp Figure 6-1 SITRANS TF 280 WirelessHART mounting example SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 74
, washers and nuts on the ⑦ pole ① ② 2. Insert the housing onto the mounting bracket ③ ⑥ 3. Tighten the screws with a torque of [torque data]. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
3. Remove the display unit to the front. 4. Rotate the display unit by 90° and replace onto the base: 5. Insert the mounting screws into their holes. Tighten the screws with a torque of approx. 1 to 2 Nm. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
● The HART maintenance port is active. ● The external device is set up for the connection. Procedure ① ② Terminals HART modem ③ ④ HART maintenance port Battery Figure 7-1 Terminals on the HART maintenance port SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 78
– Connect the HART modem to your PG / PC. – Establish a connection between Engineering Tool and device. 4. Remove the connection: Carry out steps 1 to 3 in the reverse order. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Display response of messages (example) Characteristics of messages The following table summarizes the possible types of messages in an overview. The number of dots assigned to the symbol defines the importance level of the message. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Page 80
Key locking is set, or device functions are password-protected. Battery exhausted Critical battery status. Battery must be replaced. Low battery capacity Charging level approx. 33% Sufficient battery capacity Charging level approx. 66% Fully charged battery Charging level 100% SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
How do I get a new master PIN? If you have changed the factory-set PIN and the device refuses to accept a different PIN, please phone your Siemens partner. You will then be provided with a new master PIN to unlock your device. The following information is required: ●...
Do not dispose of the battery in the domestic refuse. Please contact your regional partner concerning the procedure for replacing old batteries. You can find additional information in the Internet at: Regional contacts (http://www.automation.siemens.com/partner/guiselectcountry.asp?lang=en®id=def&aktst ep=3&contid=1) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Check the item after it has been cleaned. Any devices/replacement parts which are returned without a decontamination declaration will be cleaned at your cost before further processing. The form is available on the Internet. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
● Information about field service, repairs, spare parts and lots more under "Services." Additional Support Please contact your local Siemens representative and offices if you have any questions about the products described in this manual and do not find the right answers.
Appendix Technical data A.1.1 General technical specifications General technical specifications Device Type SITRANS TF280 WirelessHART temperature sensor Low-power operation GD-AISi12 low-copper aluminum casting Housing Polyester-based paint for AlSi12 housing Nameplate made of stainless steel Weight 1.5 kg...
DIN EN 60068-2-6/12.07 Vibration resistance 20 ≤ f ≤ 2000 Hz 0.01 g²/Hz Weight Approx. 1.5 kg (without battery) Dimensions (W x H x D) See Dimension drawings (Page 88) SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
Up to 5 years with optimum conditions of use and activation of all energy-saving functions A.1.9 Certificates and approvals Technical specifications Device safety IT standard IEC / EN 60950-1:2006 Radio module FCC ID SJC-M2140 Explosion protection SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...
1 B E Threaded adapter M20 x 1.5 → ½" NPT 7 M P 1 0 B A 0 M20 x 1.5 → G½ 7 M P 1 0 B B 0 In preparation. SITRANS TF280 WirelessHART Operating Instructions, 10/2010, A5E02619566-02...