Proline Promass 83E/F/O Operation Manual - FMC Technologies
Proline Promass 83E/F/O Operation Manual - FMC Technologies
Proline Promass 83E/F/O Operation Manual - FMC Technologies
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<strong>Proline</strong> <strong>Promass</strong> 83<strong>Operation</strong>#Warning!5.4.6 Switching HART write protection on and offA jumper on the I/O board provides the means of switching HART write protection on or off.Risk of electric shock. Exposed components carry dangerous voltages. Make sure that the powersupply is switched off before you remove the cover of the electronics compartment.1. Switch off power supply.2. Remove the I/O board ä 963. Switch HART write protection on or off, as applicable, by means of the jumper å 33.4. Installation of the I/O board is the reverse of the removal procedure.Fig. 33:Switching HART write protection on and off1 Write protection OFF (default), that is: HART protocol unlocked2 Write protection ON, that is: HART protocol lockedIssue/Rev. 0.2 (12/12) MN0M022 • Page 53