Emerson Rosemount 1152 Alphaline, Reference Manual

Page: 56 / 68

Reference Manual
00809-0100-4235, Rev BA
April 2007
Rosemount 1152
6-4
Figure 6-1. Transmitter Load
Limitations.
Span and Zero
Continuously adjustable externally
Zero Elevation and Suppression
Maximum zero elevation: 600% of calibrated span (DP, GP, and HP only)
Maximum zero suppression: 500% of calibrated span
Zero elevation and suppression must be such that neither the span nor the
upper or lower range value exceeds 100% of the upper range limit
Temperature Limits
Amplifier operating: –20 to +200 °F (–28.9 to +93.3 °C)
Sensing element operating: –20 to +220 °F (–28.9 to +104.4 °C)
Storage: –60 to +250 °F (–51.1 to +121.1 °C)
Humidity Limits
0 to 100% relative humidity (NEMA 4X)
Volumetric Displacement
Less than 0.01 in 3 (0.16 cm 3 )
Turn-On Time
Two seconds maximum; no warm-up required
Response Time
Time constant at 100 °F (37.8 °C) continuously adjustable from 0.2 seconds
or less (0.4 seconds or less for Range Code 3) up to 1.67 seconds, nominal.
Design Region
Load (
Ω
)
12 20 30 40 45
0
1650
1500
1000
500
Power Supply (V dc)
4–20 mA dc
Design Region
Load (
Ω
)
Power Supply (V dc)
0
1100
1000
500
30 40 50 60 70 80 85
10–50 mA dc
1151-0191B