Emerson Rosemount 248 - Tables; Installation Drawings

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Reference Manual
00809-0100-4825, Rev CB
Appendix B: Product Certifications
March 2014
Product Certifications
B.3.6 Tables
B.4 Installation drawings
The installation guidelines presented by the drawings must be followed in order to maintain
certified ratings for installed transmitters.
Rosemount Drawing 00248-1055, Rev AD, 2 Sheets
Factory Mutual Intrinsic Safety and Non-Incendive Installation Drawing
Rosemount Drawing 00644-1049, Rev AD, 1 Sheet
Factory Mutual Explosion-proof Installation Drawing
Rosemount Drawing 00248-1056, Rev AB, 1 Sheet
CSA Explosion-Proof and Non-Incendive Installation Drawing
Rosemount Drawing 00248-1057, Rev AD, 1 Sheet
IECEX Intrinsic Safety Installation Drawing
Rosemount Drawing 00644-1059, Rev AE, 1 Sheet
CSA Explosion-proof Installation Drawing
Important
Once a device labeled with multiple approval types is installed, it should not be reinstalled using
any of the other labeled approval types. To ensure this, the approval label should be
permanently marked to distinguish the used from the unused approval type(s).
Table B-1. Process Temperatures
Temperature
class
Ambient
temperature
Process temperature w/o LCD display cover (°C)
No ext. 3 in. 6 in. 9 in.
T6 -50 °C to +40 °C 55 55 60 65
T5 -50 °C to +60 °C 70 70 70 75
T4 -50 °C to +60 °C 100 110 120 130
T3 -50 °C to +60 °C 170 190 200 200
T2 -50 °C to +60 °C 280 300 300 300
T1 -50 °C to +60 °C 440 450 450 450
Table B-2. Entity Parameters
HART loop terminals + and - Sensor terminals 1 to 4
Voltage U
i
30 V 45 V
Current I
i
130 mA 26 mA
Power P
i
1 W 290 mW
Capacitance C
i
3.6 nF 2.1 nF
Inductance L
i
0 mH 0 H