3. For devices with intrinsically safe protection type, use an isolating power supply that
corresponds to the requirements of the relevant type of protection.
4. Switch on the power supply.
Switching on the supply voltage (Page 128)
5. Wait for 10 seconds.
After this startup time, the device is operational.
6. Wait 5 minutes to get exact measured values.
7. If you want to change the factory settings, configure the device using the buttons (Page 105)
or remote operation.
Parameter assignment over device with display (Page 138) or
Assigning parameters using remote operation (Page 159)
8. Lock the device.
1.11
Commissioning SITRANS TF320 dual chamber housing with 4 to 20
mA
Condition
You have read the following safety instructions:
• General safety notes (Page 27)
• Basic safety notes: Installing/mounting (Page 61)
• Basic safety notes: Connecting (Page 77)
• Basic safety notes: Commissioning (Page 117)
Read the entire device manual in order to achieve the optimum performance of the device.
Procedure
1. Mount the device.
Mounting the SITRANS TF dual chamber housing (Page 70)
2. Connect the device.
Connecting the SITRANS TF320 dual chamber housing (Page 95)
3. Switch on the power supply.
Switching on the supply voltage (Page 128)
4. Wait for 2 seconds.
After this startup time, the device is operational.
5. Wait 5 minutes to get exact measured values.
Getting started
1.11 Commissioning SITRANS TF320 dual chamber housing with 4 to 20 mA
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
20
Operating Instructions, 05/2020, A5E41864807-AB