Types 8137/8138 – Radar Level Transmitter for Liquids

Ordering Chart
Area Connection Fluid temperature Fluid pressure Item no.
8137
Standard NPT 1 1/2" -40 to 266 °F vac. to 580 PSI 560 159
Standard Flange 2" ANSI B16.5 -40 to 266 °F vac. to 580 PSI 560 163
Ex NPT 1 1/2" -40 to 266 °F vac. to 580 PSI 560 160
Ex Flange 2" ANSI B16.5 -40 to 266 °F vac. to 580 PSI 560 164
8138
Standard 2" clamp -40 to 302 °F vac. to 232 PSI 560 169
Ex 2" clamp -40 to 302 °F vac. to 232 PSI 560 170

Radar level transmitter for aggressive media and high pressure. A sleek, compact stainless steel design incorporates a 2-wire HART transmitter which is easily PC configurable.
Technical Data
Housing / cover PBT, Stainless steel 316L / PC
Seal ring / ground terminal NBR / Stainless steel 316Ti/316L (1.4571/1.4435)
Seal Klingersil C-4400 (8137), EPDM (8138)
Antenna / cone Stainless steel 316L (8137), Advanced PTFE-PTFE (8138) / PTFE (Advanced PTFE 1600 PTFE) (8137)
Seal (antenna system) FKM
Display LCD in full dot matrix
Ambient temperature -40 to 176 °F
Voltage supply 2-wire, 14 to 36 V DC
Current consumption max. 22 mA
Electrical connections Cable glands M20 x 1.5
Outputs 4...20 mA/HART
Output load max. See datasheet
Dead zone 2'
Measuring range (40mm antenna) 2" to 30'
Accuracy ± 3 mm
Min. dielectric er > 1.6
Temperature coefficient 0.03%/10K
Ingress protection IP66, IP67, NEMA4X
Approvals CSA, CE, Optional EEx ia IIC T6
CSA mark for Canada(Special inspection)
Options
  • Ex versions (part numbers are shown, please see datasheets for details)
  • 100' measuring with 75mm antenna
  • Other hygienic fittings
Envelope Dimensions [inch] (see datasheets for details– 8137/8138)
Types 8137/8138 Envelope Dimensions
Type A B C D
8137 1.5" NPT 6.18 3.17 10.98
8138 2" CLAMP 8.58 3.17 8.90

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