Metrohm 746 VA Trace Analyzer User Manual
Page 42

3.4 Multi-mode electrode (MME)
746 VA Trace Analyzer / 747 VA Stand
3-15
95
95
96
96
97
97
98
98
94
94
99
99
100
100
101
101
102
102
103
103
104
104
105
105
106
106
108
108
109
109
93
93
110
110
107
107
93
93
Connection for inert gas supply
94
94
Connection for inert gas supply
(for all MME operating modes)
95
95
Locking ring (4.420.2920)
for slotted screw 96
96
96
96
Slotted screw (3.420.3920)
with PTFE membrane and built-in spring
97
97
Sealing needle (6.1247.020)
98
98
Screw thread for slotted screw 96
96
99
99
Unused connection
100
100
Screw thread for slotted screw 101
101
101
101
Slotted screw (4.420.2960)
for replenishing the mercury with capil-
lary fitted
102
102
Electrical contact pin for mercury
103
103
Mercury reservoir
104
104
Screw thread for retaining nut 108
108
105
105
Insert ring (4.420.3011)
106
106
Sealing ring (4.420.2800)
made of silicone rubber
107
107
Locking ring (4.420.2870)
108
108
Retaining nut (4.420.2850)
109
109
Glass capillary (6.1226.030)
110
110
Screw connection
electrical contact for "WE" electrode
cable
Fig. 12: Multi-mode electrode