Reference Manual
00809-0100-4825, Rev BB
August 2005
A-17
Rosemount 248
When a transmitter is ordered alone, the transmitter will be shipped as follows
(unless specified):
Options
The following table lists the requirements necessary to specify a custom
configuration.
.
Sensor Type RTD, Pt 100 (α=0.00385, 4-wire)
4 mA Value 0 °C
20 mA Value 100 °C
Damping 5 seconds
Output Linear with temperature
Failure Mode High/Upscale
Line Voltage Filter 50 Hz
Tag See Hardware Tag
Option Code Requirements/ Specification
C1: Factory Configuration Data
(CDS required)
Date: day/month/year
Descriptor: 16 alphanumeric characters
Message: 32 alphanumeric character
Analog Output: Alarm and saturation levels
A1: NAMUR-
Compliant, High Alarm
See Table A-1 on page A-2
CN: NAMUR-
Compliant, Low Alarm
See Table A-1 on page A-2
Q4: Calibration Certificate Will include 3-Point calibration at 0, 50, and 100% analog and
digital output points
C4: Five Point Calibration Will include 5-point calibration at 0, 25, 50, 75, and 100% analog
and digital output points. Use with Calibration Certificate Q4.
F6: 60 Hz Line Filter Calibrated to a 60 Hz line voltage filter instead of 50 Hz filter
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