
Flexible probes.
23
General purpose air probes. AT21M with steel braided lead.
Semi-flexible high temperature air probes.
Semi-flexible high temperature air probes.
Air Probes
Immersion Probes
1.0m
8.0mm
12.5mm
230mm
Sensor Connector Temp Range Response Stem Stem Lead Lead Order
°C Time Length Dia Length Material Code
(secs)† (mm) (mm) (m)
T L –100°C to +250°C 2.0 – – 1.0 PTFE AT22L
PST L –40°C to +70°C 10.0 – – 1.0 FEP AX24L
PST L –40°C to +70°C 10.0 – – 3.0 FEP AX25L
K M –100°C to +850°C 0.5 100 3.3 1.0 PVC AK21M
K M –100°C to +250°C 0.4 100 3.3 1.0 PVC AK27M
K M –100°C to +1100°C 3.0 700 6.0 1.0 PVC AK24M
K M –100°C to +1100°C 3.0 1000 6.0 1.0 PVC AK25M
K M –100°C to +850°C 0.4 100 1.5 1.0 PVC IK21M
K M –100°C to +850°C 0.4 300 1.5 1.0 PVC IK23M
K M –100°C to +1100°C 0.4 300 3.0 1.0 PVC IK24M
K M –100°C to +1100°C 1.0 100 3.0 1.0 PVC IK22M
T M –200°C to +400°C 1.0 300 3.0 1.0 PVC IT22M
T M –200°C to +400°C 0.4 300 1.5 1.0 PVC IT24M
K M –100°C to +1100°C 12.0 1000 12.5/8.0 1.0 PVC IK25M
K M –100°C to +150°C 2.0 120 – 20.0 PTFE IK26M
Probe Accessories
Probe Wipes
Probes must be kept clean and this
task is easily handled using Comark
antibacterial probe wipes. Available
in a tub of 200 wipes (PW200T),
or alternatively a handy pocket
size pack of 70 wipes (PW70T).
Order Code: PW200T
Order Code: PW70T
EK22M Type K 10m extension lead.
Order Code: EK22M
†The time constant is the time taken for the probe to reach 63% of the value of the temperature change.
Multiply x 3 for the time taken to achieve 95% and by 5 for 99%.
Not suitable for Intrinsically Safe applications. Thermocouples: Tolerances relate to BS EN60584–2 (1993), Class A.
Weighted sinker probe for deep tanks and containers.
Heavy-duty melt probe.
Fast response flexible probe with steel braided lead.
For full details of the Comark probe range check www.comarkltd.com or contact the
Comark Sales Office.
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