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SM500F

Field mountable paperless recorder 4 Operation

IM/SM500F Rev. Z 37

4.4.1 Electronic Signatures

Entering an electronic signature is the equivalent to signing the chart of a conventional paper

recorder. Local procedures may require the approval of a record by an authorized signatory; for

this reason, an electronic signature is password protected.

Fig. 4.4 Entering an Electronic Signature

Note. Up to 7 electronic signatures can be stored in the instrument’s memory. If 7 signatures exist and a

new one is created, the oldest is overwritten.

Invalid

Password

Entered

Enter Password

(see Section 5.1.1, page 49)

If more than one

process group is

enabled (see

Section 7.6.1,

page 74), assign the

signature to one or

more groups

Create a new signature

or…

Select one of 7 previously

defined signatures

(see

Note below)

Valid

Password

Entered

Create new signature or

edit an existing one.

Electronic signature is entered into alarm log.

If Operator Message annotation is enabled

(see page 87), the electronic signature is also

displayed on the chart.

ABB SM500F User Manual

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