For technical data sheets and dimensional drawings please refer to our website www.badotherm.com 29/01/2008 rev 2-B 1.1.4. 63 pressure instrumentation BDT31 contact gauge with MAKROLON hood Badotherm model BDT31 and BDT31-18 are special gauges with a build on contact device with a MAKROLON hood as protection with electrical wire connection. It is available as 100/160 mm dia. BDT31 is with brass internals steel casing and BDT31-18 is with stainless steel internals and stainless steel casing and bezel. mounting variations on type A bottom connection, direct mounting gauges (100/160 mm) on type B panel mounting, clamp fixing, back connection gauges on type C surface mounting, bottom connection gauges (100/160 mm) on type D back connection direct mounting gauges (100/160 mm) on type E panel mounting, back connection gauges (100/160 mm) on type F panel mounting, bottom connection gauges technical specification model BDT31 diameter connection window ranges 100/160 mm 1/2” BSP/NPT plastic hood from -1/1600 bar casing tube movement dial steel black brass brass aluminium bezel socket pointer accuracy steel brass fixed 1.6% FSD Note: snap-action contacts by magnets. available with single or double acting contacts. contacts built under the dial. pvc wiring 1 meter dia 160 mm is with bayonet casing dia 100 mm screw system nickel coated bezel dia 160 mm black steel bayonet options and special executions at extra cost dials customized – i.e., non standard ranges or logos certificates calibration, conformity, material. manuals installation and maintenance connection METRIC, BSPT, acc JIS in various sizes restrictor brass connection position top or side special versions with AISI316 internals BDT31-18 filling isolating oil only BDT31-18 low action contacts S1/S2/S3/S11/S12/S21/S22 magnet contacts M1/M2/M3/M11/M12/M21/M22 inductive contacts I1/I2/I11/I12/I21/I22 electronic contacts E1/E2/E11/E12/E21/E22

pressure details working pressure pressure element over-pressure temperature details temperature limitations The variation of indication caused by the effects of temperature shall not exceed : ±0,04 x (ambient temperature-reference temperature)% of the span design information ingress protection design IP 54 per EN 60 529 / IEC 529 EN 837-1 IP 65 per EN 60 529 / IEC 529 (BDT31-18 only) drawings BDT31 - technical data sheet dimensions ns d d1 L H h weight 100 102 100 93 136 112 0,9 kg 160 161,5 159 100 195,5 130 1,25 kg type A type D Ø100 BDT31 type D Ø160 Note : dimensions are in mm BDT31 BDT31-18...