ZT
Immersion wells
for thermostats and temperature transmitters
Type
Immersion
depth
L
1
(mm)
Overall length
L
2
(mm)
Suitable for
Immersion wells G 1/2"
Nickel-plated brass, G 1/2", permitted pressure 25 bar
R1/Ms
135
151
TAM…
R2/Ms
220
236
R3/Ms
500
516
R10/Ms
135
151
TX…/TP
R20/Ms
220
236
Stainless steel (1.4571 + 1.4401) G 1/2", permitted pressure 63 bar
R1/Nst
135
151
TAM…
R2/Nst
220
236
R10/Nst
135
151
TX…/TP
R20/Nst
220
236
Nickel-plated brass, 1/2" NPT, permitted pressure 25 bar
RN1/Ms
135
151
TAM…
RN2/Ms
220
236
RN10/Ms
135
151
TX…/TP
RN20/Ms
220
236
Stainless steel (1.4571 + 1.4401) 1/2" NPT, permitted pressure 63 bar
RN1/Nst
135
151
TAM…
RN2/Nst
220
236
RN10/Nst
135
151
TX…
RN20/Nst
220
236
Immersion wells 1/2" NPT
R6
R7
Immersion wells with fixing flange for air ducts
Type
Immersion depth of sensor Suitable for
Material: chromated steel
R6
R7
135 mm
220 mm
TX…
Immersion wells (screw-in thread G1/2")
Type
Immersion depth
(mm)
100
150
200
250
100
150
200
250
100
150
200
250
Connection
Max. perm. press. (bar)
Accessories
G12-100
G12-150
G12-200
G12-250
R12-100
R12-150
R12-200
R12-250
N12-100
N12-150
N12-200
N12-250
G1/2"
G1/2"
G1/2"
G1/2"
R1/2"
R1/2"
R1/2"
R1/2"
1
/
2
" NPT
1
/
2
" NPT
1
/
2
" NPT
1
/
2
" NPT
100
100
100
100
100
100
100
100
100
100
100
100
Solenoid valves
Flow monitors
Temperature sensors
Thermostats
Pressure transmitters
Pressure switches
Accessories
Immersion wells
149
148
Accessories
for thermostats and
pressure monitors
Type
H1
H1
Wall bracket
including fixing screws and plugs (6 mm Ø); included as standard
with TRM type thermostats. Suitable for all switching devices
of the 200 and 300 series.
Sealing device
consisting of cover plate and capstan screw for covering
and sealing the adjusting screws. Only suitable for switching
device 200 (plug connection)
Heat conducting compound
to improve the transfer of heat, e.g. for strap-on thermostats.
Approx. 1.5 cm
3
in handy dispenser.
Capillary tube bushing
for 3 mm capillary tube (not pressure-tight).
Screw-in thread G 1/2". Suitable for all TAM.
Capillary tube bushing
Rubber plug for 3 mm capillary tube. Bore diameter 10 mm.
Not pressure-tight (5 off packed in bag). Suitable for all TAM.
Replacement plug to DIN ISO 4400
for 200 series switching devices, with seal and fastening
screw, 3-pin + earth contact
Plug connector with position indication via LEDs
Operating voltage: 12–240 V AC/DC
Operating current: max. 2 A
LED current consumption: max. 10 mA
LED indication: green, if voltage present at contact pin 1;
red, if voltage present at contact pin 3
Plug rotates through 270 °, engaging at 45 ° intervals
Connection cables: 1.5 mm
2
(finely stranded)
Protection class: IP 65
Ambient temperature: 0 – 60 °C
Suitable for 200 series pressure and temperature switches
(plug connection) which are equipped with a microswitch (standard version).
P2
P2
WLP1
WLP1
R4
R5
R4
R5
ST5
ST5
ST218
ST218
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