General Product Description; The Different Models; Construction Of The Retractable Housings - Mettler Toledo InTrac 777-SL Instructions D'utilisation

InTrac ® 777-SL / InTrac
3.

General product description

3.1

The different models

The retractable housings are available in different models, based
on:
– insertion lengths ("H")
– materials in contact with the medium (wetted parts)
– seal materials (O-rings) in contact with the medium
– adaption/connection alternatives
The type designation of the housing shows which model you
have.
For example:
InTrac777-SL-M70 / 1.4435 / D16-50 /
Housing type:
InTrac777-SL
InTrac776-SL
Op. mode, immersion length in mm:
– M
– P
– R
– 70
– 100
– 200
3.2

Construction of the retractable housings

The InTrac
are differentiated by the types of electrode/sensor that can be
used:
– InTrac
– InTrac
© 06/00 Mettler-Toledo GmbH, CH-8606 Greifensee
Printed in Switzerland
® 776-SL
70 mm, 100 mm and 200 mm
stainless steel DIN 1.4435,
PVDF, PVC
VITON ® FDA and KALREZ
socket fastening (METTLER-TOLEDO ø25 mm),
flange fastening, external (male) thread
Manual
Pneumatic
Pneum.+position indic.
Immersion length 70 mm
Immersion length 100 mm
Immersion length 200 mm
®
777-SL and InTrac
® 777-SL without pressure compensation:
In this retractable housing, only pH/redox electrodes with
a polymer or gel-type electrolyte, 12 mm DO sensors, con-
ductivity or turbidity sensors can be used.
(eg. pH sensor HA405-DXK-S8, HA405-DPA-SC-S8)
® 776-SL with pressure compensation:
In this retractable housing only pH/redox electrodes/sen-
sors with liquid electrolyte can be used.
(eg. pH sensor HA465-50-EQ-T-S7)
®
Material:
1.4435
PVDF
PVC
Adaption/connection:
DN-25 weld-in sockets
D16-50 DIN flange
A150-2" ANSI flange
1" MNPT external thread
®
776-SL retractable housings
Ka
Seals/O-rings:
V Viton
Ka Kalrez
KF Kalrez FDA
S Special
InTrac 777-SL-04-CH
52 400 841
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