GM901-05122 CONSISTS OF TRANSMITTER-RECEIVER AND CONTROL UNIT HAVING THE FOLLOWING FEATURES: - CROSS DUCT VERSION - PART NUMBER 1027279, MEASUREMENT RANGE: 0...16100 MG/NM3 - MEASUREMENT PATH FLANGE-FLANGE: 1864 MM - MEASUREMENT PATH ACTIVE MEASUREMENT: 1560 MM-ANALOGUE OUTPUT: 4-20 MA-VOLTAGE: 115/230 VAC