Instrument Description; Technical Data - JUMO KMf-20 Operating Instructions Manual

6.1

Technical data

Permissible
ambient
temperature
Permissible
probe
temperature
Permissible
storage
temperature
Case
Connection
cable
Switching
differential in %
of
scale span
Max.
current rating
Fusing
required
Capillary
max. +80°C
min.
end of scale +15% max.,
-50°C min.
+50°C max., -50°C min.
steel, zinc-plated
cover: heat-resistant plastic
max. conductor cross-section 2.5 mm
+2
STW (STB) 9
- 1
Contact
type
STW
(STB) U
STB U
STB O
see max. current rating

6 Instrument description

Thermostat
head
+80°C
-40°C -40°C
-20°C -20°C
2
Code Current ( A )
16
-20 16 (2)
-70 16
16 (2)
n.c. (break)
contact on rising
temperature
n.o. (make) 20 (2)
contact on falling
26 (2)
temperature
16
-70 16 (2)
with end of scale
< 200°C
≥ 200°C ≤ 350°C
Voltage
(2) 400 V AC
230 V AC p.f. = 1 (0.6)
0.25 230 V DC
(2) 400 V AC
230 V AC p.f. = 1 (0.6)
0.25 230 V DC
400 V AC
230 V AC
0.25 230 V DC
(2) 400 V AC
230 V AC p.f. = 1 (0.6)
0.25 230 V DC
19