Description
MEASUREMENT TECHNOLOGY LTD.
MTL 4045B
ISOLATING DRIVER
4/20MA WITH LINE FAULT DETECTION
UM=250V
MAX.AMB.: 60°C
28V MAX. 300Ω MIN.
SUPPLY: 20 TO 35V DC. 55MA MAX
BASEEFA NO.: EX93C2478
MADE IN LUTON, ENGLAND
The Measurement Technology Ltd. MTL 4045B is an isolating driver for 4-20 mA signals, serving the analogue output side of a vessel’s marine control system. It passes the current signal through an isolated interface and adds line fault detection on the connected circuit. The module takes a 20 to 35 V DC supply at up to 55 mA, is rated Um 250 V and is marked for a maximum ambient of 60°C. It carries BASEEFA No. EX93C2478 and was made in Luton, England. The unit is supplied in New Open Box condition.
Key Features
✓ Isolating driver for 4-20 mA signals
✓ Line fault detection
✓ Supply 20 to 35 V DC, 55 mA max
✓ Um 250 V, 28 V max, 300 Ω min
✓ BASEEFA No. EX93C2478, max ambient 60°C
Marine Applications
✓ 4-20 mA output loops from engine room control systems
✓ Isolated analogue signal paths in ship automation cabinets
✓ Control loops needing line fault detection on field wiring
✓ Marshalling cabinets of vessel monitoring and control systems
Technical Support
Prota Marine provides technical support, repair and onboard installation for the isolating driver and the wider marine control system. We help with fault diagnosis across the driver and its output loop, and offer commissioning support when the module is returned to service.



