ORI-652 Jupiter
®
Model JM4 Magnetostrictive Transmitter – SIL Safety Manual
7
5.5.2 Configuration
Ensure the parameters have been properly configured for the
application and probe. Special consideration should be given to
the following configuration parameters:
FAULT
: DO NOT choose HOLD for this parameter as a Fault
will not be annunciated on the current loop.
BLOCKING DISTANCE
: This value MUST be zero for SIL
applications. Consult factory prior to making any changes.
LOOP CONTROL MODE
: Ensure this is set to ENABLED.
PASSWORD
: Must be changed to a specific value other than
Zero.
5.5.3 Write Protecting/Locking
The Model JM4 transmitter is password protected with a numer-
ical password between 0 and 99,999.
NOTE: Default Password = 0 = Password disabled
Refer to the Model JM4 Installation and Operating Manual
Bulletin ORI-650 for additional information on password pro-
tection.
It is required that, after configuration of the system is complete,
a password is utilized to prevent inadvertent changes to the
device.
5.6
Site Acceptance Testing
To ensure proper operation after installation and configuration,
a site acceptance test should be completed. This procedure is
identical to the Proof Test Procedure described in Section 6.1.4.
5.7
Recording Results
Results of Site Acceptance Testing must be recorded for future
reference.
5.8 Maintenance
5.8.1 Diagnostics
Internal diagnostic testing within the Model JM4 transmitter
occurs approximately five times per second (1 every 100 ms). A
message will appear and the output current will be driven to 3.6
or 22 mA (customer dependent) upon detection of a fault.
