KROHNE 4000 Series Manual page 23

OPTIMASS 3300C / 7300C with aluminium converter housing and with heating
jacket / insulation
Ambient Temp.
T amb °C
40
50
60
65*
OPTIMASS 3300C / 7300C with stainless steel converter housing and without
heating jacket / insulation
Ambient
Temp. T amb °C
40
50
55
OPTIMASS 3300C / 7300C with stainless steel converter housing and with heating
jacket / insulation
Ambient Temp.
T amb °C
40
50
55
* Only for equipment configurations according to the table in section 2.2
The cable supplied by KROHNE is designed for a continuous working temperature of up to
105°C. Alternative cabling must be a heat-resistant type with a minimum continuous working
temperature of 80°C.
Max. medium
Temperature Class
temp. T m °C
55
70
100
145
70
100
60
65
Max. medium
temp. T m °C
55
75
120
150
75
115
135
55
Max. medium
temp. T m °C
55
70
100
145
70
75
55
T6
T5
T4
T3 – T1
T5
T4 – T1
T4 – T1
T4 – T1
Temperature Class
T6
T5
T4
T3 – T1
T5
T4
T3 – T1
T4 – T1
Temperature Class
T6
T5
T4
T3 – T1
T5
T4 – T1
T4 – T1
Max. Surface
Temp. °C
T80
T95
T125
T170
T95
T125
T85
T90
Max. Surface Temp. °C
T80
T95
T130
T160
T95
T130
T145
T80
Max. Surface
Temp. °C
T80
T95
T125
T170
T95
T100
T80
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