Specifications - Mettler Toledo InPro 6850 i Bedienungsanleitung

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8.2

Specifications

Measurement principle
Working conditions
Pressure resistance
(measurement)
Mechanical pressure resistance Max. 12 bar
Temperature range
(measurement)
Temperature range
(mechanical)
Construction
Temperature compensation
Cable connection
O-ring material
Membrane material
Material sensor body
(wetted parts)
Surface roughness of
wetted metal parts
Quick disconnect interior body
Cathode
Anode
Guard ring
Reference
Dimensions
Sensor diameter
Immersion length (a)
for 12 mm sensor
Immersion length (a)
for 25 mm sensor
Performance
Detection limit
Accuracy
Response time
at 25 °C / 77 °F
Sensor signal in ambient air
at 25 °C / 77 °F
InPro 6850 i / 6900 i / 6950 i
52 206 349
InPro 6850 i / 6900 i / 6950 i O
InPro 6850 i / 6900 i / 6950 i
Polarographic Clark electrode
6850 i: 0.2 ... 6 bar
6900 i: 0.2 ... 6 bar
(9 bar with T-6900 R)
6950 i: 0.2 ... 6 bar
0 ... 80 °C
[32 ... 176 °F]
6850 i: – 5 ... 140 °C
[23 ... 284 °F]
6900 i: – 5 ... 121 °C
[23 ... 249.8 °F]
(sterilizable and autoclavable)
6950 i: – 5 ... 121 °C
[23 ... 249.8 °F]
(sterilizable)
Automatic
AK9
Silicone FDA and
USP Class VI approved
PTFE / Silicone / PTFE
(reinforced with steel mesh)
316L stainless steel
N5 (Ra = 0.4 µm [16 µin])
Standard
Pt
6850 i: Pt
6900 i: Ag
6950 i: Pt
6850 i: –
6900 i: Pt
6950 i: Pt
Ag
6850 i: 12 / 25 mm
6900 i: 12 mm
6950 i: 12 mm
6850 i / 6900 i:
70, 120, 220, 320, 420 mm
[2.8, 4.7, 8.66, 12.6, 16.5
6950 i: 70, 120, 220, 320 mm
[2.8, 4.7, 8.66, 12.6
6850 i: 80, 160, 260, 360 mm
[3.2, 6.3, 10.2, 14.2
6900 i: –
6950 i: –
6850 i: 6 ppb to saturation
6900 i: 1 ppb to saturation
6950 i: 0.1 ppb to saturation
6850 i: # ± [1 % + 6 ppb]
6900 i: # ± [1 % + 1 ppb]
6950 i: # ± [1 % + 0.1 ppb]
98 % of final value in < 90 s
6850 i: 50 ... 110 nA
6900 i: 250 ... 500 nA
6950 i: 2500 ... 6000 nA
© 04 / 13 Mettler-Toledo AG
Sensor 12 / 25 mm
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Printed in Switzerland
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