Technical Data Combination Probe KS1D-Ex Characteristics Measuring range Measurement accuracy O2:  5 % of the measured value, after previous calibration with test gas, - not better than  0,2 Vol. % COe:  25 % of the measured value - no more precise than   10 ppm on natural gas combustion, after previous calibration under operating plant conditions with a CO-reference measurement in measuring range 0 ...

Order Information Combination Probe KS1D-Ex for simultaneous measurement of oxygen (O2) and unburnt residue (CO/H2) for flue gas temperatures up to 450 °C (842 °F), response time t (60) O2: < 20 s , COe: < 10 s with test gas connector, IP65 Additional required: Lambda Transmitter LT2, configuration for KS1D in type "EX1" or "EX2" (for mounting in non Ex-area) Order no. 657R102 / KS1D / 7EX1 / ... or 657R102 / KS1D / 8EX2 / ... Counter flange, order no. 650R4050 / R4051 Flange seal, order no. 650R4052 Probe connection unit, order no. 650P4026 or 657R1071 The information in this publication...