Type comparison overview
Boiler / ventilation thermostats (old) (KR / LR) and universal capillary thermostat (new) (RTKSA):
Old alre types
Control range Hysteresis New alre types
Control range Hysteresis Accessories
WR 81.101-1
-
0 … 35 °C 0.5 … 1 K
WR 81.129-1
0 … 35 °C 0.5 … 1 K
-
KR 80.108-1
0 … 35 °C
1 K
-
RTKSA-001.100
0 … 50 °C
1.3 K
LR 80.108-1
0 … 35 °C
1 K
-
KR 80.109-1
0 … 35 °C
1 K
THK-2-200 + JZ-29
LR 80.109-1
0 … 35 °C
1 K
SWK-2-200 + JZ-29
WR 81.115-5
JZ-31
0 … 70 °C
4 K
WR 81.109-2
0 … 70 °C 1 … 2 K
-
KR 80.116-2
0 … 70 °C
2 K
THK-2-100 + JZ-29
LR 80.116-2
RTKSA-001.200
0 … 70 °C
2 K
0 … 120 °C
3 K
SWK-2-100 + JZ-29
KR 80.111-3
0 … 80 °C
1 K
THK-2-100 + JZ-29
KR 80.120-1
10 … 45 °C
1 K
THK-2-200 + JZ-29
LR 80.120-1
10 … 45 °C
1 K
SWK-2-200 + JZ-29
KR 80.100-5
THK-2-100 + JZ-29
35 … 95 °C
5 K
KR 80.100-5 IP54
35 … 95 °C
5 K
NTHK-2-100 + JZ-29
KR 80.101-5
RTKSA-001.301
35 … 95 °C
5 K
20 … 150 °C
3.3 K
THK-2-200 + JZ-29
LR 80.101-5
35 … 95 °C
5 K
SWK-2-200 + JZ-29
KR 80.124-5
35 … 95 °C
5 K
THK-2-280 + JZ-29
KR 80.112-5
THK-2-600 + JZ-29
35 … 95 °C
8 K
KR 80.102-8
40 … 110 °C
8 K
THK-2-100 + JZ-29
20 … 150 °C IP40
KR 80.103-8
RTKSA-001.300
40 … 110 °C
8 K
9.1 K
THK-2-200 + JZ-29
WR 81.117-5
50 … 130 °C
4 K
JZ-31
KR 80.106-8
50 … 130 °C
8 K
THK-2-100 + JZ-29
Frost protection thermostat old (JTF-1xx) and new (RTKSA):
Capillary length
Capillary length
Old alre types
General features
New alre types
General features
RTKSA-204.200
JTF-101
6 m
6 m
Degree of protection: IP 40 Hysteresis: approx. 1.5 K
Degree of protection: IP 54 Hysteresis: approx. 1 K Control range: −8…+8 °C Tmax sensor: 150 °C
JTF-103
RTKSA-204.000
1.8 m
1.8 m
Control range: −10 … +15 °C Tmax sensor: 120 °C
JTF-105
RTKSA-204.100
3 m
3 m
JTF-112
RTKSA-204.300
12 m
12 m
Catalogue 2022 | Page 230
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