Thermo Scientific SGD-O, Руководство пользователя

Страница: 53 / 73

Thermo Fisher Scientific SGD-O User Guide
B-1
Appendix B
Specifications
Results may vary under different operating conditions.
Table B–1. Gauge specifications
Measurement range Cement: 0–28 PPG
Slurry: 0.8–2.8 SGU
Proppant concentration: 0–30 lb./prop/added/gal.
Precision ±0.5 to ±0.1 lb./gal. at 8 lb./gal. or ±0.006 to ±0.012 kg/L at 1 kL;
dependent on pipe ID, source size, and time constant
Accuracy
±0.1 PPG
Pipe size Low pressure pipe: 2–10 in. (2.5–25 cm)
High pressure pipe: Up to 20,000 psi/1,360.9 atm/1,379 bar
Power requirements
12–24 Vdc, 4 VA
Output 4–20 mA, RS485, RS232
Shock/Vibration Detector withstands shock of 200 drops onto concrete from 2 m.
Drops consistent with 100 in 1 azimuth followed by 100 drops in
perpendicular azimuth.
Operating temperature -58°F to +140°F (-50°C to +60°C)
Housing
Source head: Model 5190/5192
Detector: Stainless steel 316 or carbon steel
Table B–2. SGD-O transmitter specifications
Input
Standard DC power: 12 Vdc (9–15 V), 15 W
Optional DC power: 24 Vdc (20–28 V), 12 W
Optional AC power: 115/230 Vac (100–240 V), 50/60 Hz, 25 VA
Output 3.8–20.5 mA DC (adjustable operating range). Configurable as
isolated, self-powered (standard) or isolated, loop-powered (user
supplies 24 Vdc loop power). Maximum load: 700 ohms.
Serial communications RS232, 1 terminal block
Update rate 4 times per second
Connectors
Amphenol quarter turn bayonet style, Jupiter or military-style
cable available; quick disconnect oilfield rugged connectors
Operating temperature -40°F to +140°F (-40°C to +60°C)
Display 4-line, backlit LCD