The MTL5533 repeats signals from vibration sensors in a hazardous area, providing outputs for a monitoring system in the safe area. The interface is compatible with 3-wire eddy-current probes and accelerometers or 2-wire current sensors, the selection is made by switches on the side of the module.

　　The MTL5533 SPECIFICATION

　　See also common specification

　　Number of channels

　　Two

　　Sensor type

       2- or 3-wire vibration transducer

　　Location of signal source

　　Zone 0, IIC, T4–6 hazardous area if suitably certified

　　Div. 1, Group A hazardous location

　　Hazardous-area

　　input Input impedance

　　(terminals 2 & 3, 5 & 6): 10kΩ

　　Transducer supply voltage, 3-wire (terminals 3 & 1 and 6 & 4)

　　Transducer supply current, 2-wire

　　3.3mA (nom.) for 2-wire sensors, user selectable by switch

　　Signal range Minimum –20V, maximum –0.5V

　　DC transfer accuracy at 20°C <±50mV

　　AC transfer accuracy at 20°C 0

　　Hz to 1kHz: ±1%

　　1kHz to 10kHz: –5% to +1%

　　10kHz to 20kHz: –10% to +1%

　　Temperature coefficient

　　±50ppm/°C (10 to 65°C)

　　±100ppm/°C (–20 to 10°C)

　　Voltage bandwidth

　　–3dB at 47kHz (typical)

　　Phase response

　　<14µs, equivalent to:

　　–1° at 200Hz

　　–3° at 600Hz

　　–5° at 1kHz

　　–50° at 10kHz

　　–100° at 20kHz

　　Safe-area output impedance

　　<20Ω

　　LED indicator

　　Green: power indication

　　Supply voltage 20 to 35V dc

　　Maximum current consumption (10mA transducer load/ch)

　　130mA at 24V

　　Maximum power dissipation within unit

　　2.7W

　　Safety description

　　Terminals 3 to 1 and 6 to 4

　　Uo=26.6V Io=94mA Po=0.66W Um = 253V rms or dc

　　Terminals 3 to 2 and 6 to 5

　　Non-energy-storing apparatus ≤1.5V, ≤0.1A and ≤25mW

　　Note -

　　Refer to the Instruction Manual for recommendations on mounting of these modules.

　　A minimum spacing of 10mm must be applied between these and any other modules on the DIN-rail.

　　Maximum ambient temperature with this spacing is 50°C