Section
8-1
8 Model 8711 Specifications
and Reference Data
SPECIFICATIONS
Functional Specifications
Service
Conductive liquids and slurries.
Line Sizes
0.15, 0.30, 0.5, 1, 1.5, 2, 3, 4, 6, and 8 inches (4, 8, 15, 25, 40, 50, 80, 100,
150, 200 mm).
Upper Range Limit
30 ft/s (10 m/s).
Interchangeability
All Model 8711 Flowtubes and Series 8712 or 8732 Transmitters are
interchangeable. Each flowtube nameplate has a multi-digit calibration
number that can be entered into any Series 8712 or 8732 Transmitter
through the Local Operator Interface (LOI) or a HART-based
communicator. No further calibration is necessary.
Process Temperature Limits
ETFE Tefzel Lining
–20 to 300 °F (–29 to 149 °C) for ½ through 8-inch (15–200 mm)
line sizes.
–20 to 200 °F (–29 to 93 °C) for 0.15 and 0.3-inch
(4 and 8 mm) line sizes.
TABLE 8-1. Relation Between Ambient
Temperature, Process Temperature,
and Temperature Class.
Meter Size
(inches)
Maximum Ambient
Temperature
Maximum Process
Temperature
Temperature Class
½ 149 °F (65 °C) 240 °F (116 °C) T3
1
1
149 °F (65 °C)
95 °F (35 °C)
248 °F (120 °C)
95 °F (35 °C)
T3
T4
1½
1½
149 °F (65 °C)
140 °F (60 °C)
257 °F (125 °C)
140 °F (60 °C)
T3
T4
2
2
2
149 °F (65 °C)
149 °F (65 °C)
104 °F (40 °C)
257 °F (125 °C)
167 °F (75 °C)
104 °F (40 °C)
T3
T4
T5
3 to 4
3 to 4
3 to 4
3 to 4
149 °F (65 °C)
149 °F (65 °C)
131 °F (55 °C)
104 °F (40 °C)
266 °F (130 °C)
167 °F (75 °C)
194 °F (90 °C)
104 °F (40 °C)
T3
T4
T5
T6
6
6
6
6
149 °F (65 °C)
149 °F (65 °C)
149 °F (65 °C)
140 °F (60 °C)
175 °F (79 °C)
167 °F (75 °C)
230 °F (110 °C)
140 °F (60 °C)
T3
T4
T5
T6
8 to 60
8 to 60
8 to 60
8 to 60
149 °F (65 °C)
149 °F (65 °C)
149 °F (65 °C)
149 °F (65 °C)
284 °F (140 °C)
240 °F (116 °C)
176 °F (80 °C)
149 °F (65 °C)
T3
T4
T5
T6