Baker Hughes Panametrics oxy.IQ, Руководство пользователя

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oxy.IQ User’s Manual 19
Chapter 6. Specifications
Chapter 6. Specifications
6.1 Intrinsically Safe (IS) Installation
Intrinsically safe installations require an MTL7706 Zener barrier, one IS cable, and one non-IS cable.
6.1.1 Power requirements
24 to 28 VDC at 50 mA
6.1.2 Cable
P/N 704-1318-02 (2 m length) or p/n 704-1317-10 (10 m length) blue jacketed, twisted-pair with connector, 26 AWG
conductors, with connector
6.1.3 Output
Total load must equal 250 ±5% when using a Zener barrier
6.2 Non-incendive (div 2) and general purpose installation
No Zener barrier or galvanic isolator is used.
6.2.1 Power requirements
9 to 28 VDC, loop-powered, 0.7 W max
6.2.2 Cable
P/N 704-1317-02 (2 m length) or p/n 704-1317-10 (10 m length) black jacketed, twisted-pair with connector, 26 AWG
conductors, with connector
6.3 All Installations
6.3.1 Process Wetted Materials
SS process unit: 316 stainless steel, Viton® o-ring, gold-plated sensor electrical contacts, and glass
6.3.2 User-Selectable Measurement Ranges
• PPM sensors:
- 0 to 10 ppm
v
O
2
(OX-1 or OX-2 only)
- 0 to 20 ppm
v
O
2
(OX-1 or OX-2 only)
- 0 to 50 ppm
v
O
2
(OX-1 or OX-2 only)
- 0 to 100 ppm
v
O
2
- 0 to 200 ppm
v
O
2
- 0 to 500 ppm
v
O
2
- 0 to 1000 ppm
v
O
2
- 0 to 2000 ppm
v
O
2
- 0 to 5000 ppm
v
O
2
- 0 to 10,000 ppm
v
O
2
• Percent sensors:
- 0% to 1% O
2
- 0% to 2% O
2
- 0% to 5% O
2
- 0% to 10% O
2
- 0% to 25% O
2
- 0% to 50% O
2
6.3.3 Accuracy
• ±1% of range at calibration point
• ±2% of range at the calibration point for the 0 to 10 ppm
v
O
2
range (OX-1, 2)