SKF Copperhead Transmitter Unit CMPT CTU 3-7
Specifications
Instruction Manual
Specifications
3
Input signals
Industrial accelerometer (2 wire, constant current source with voltage output)
Accelerometer sensitivity: 10 to 230 mV/g
Bias voltage: 12 V DC +/- 1 V
Supply current: 4 to 8 mA
Buffered acceleration signal
output from another CTU Buffered signal input mode
Supply voltage: 5 to 19 V
Temperature: 0 to 1,2 V DC @ 0,01 mV/°C
Environmental
Operating temperature: 0 to 70 °C (32 °F to 160 °F)
Storage temperature: -40 °C to 85 °C (-40 °F to 185 °F)
Humidity: 95 % maximum
IP rating: IP20
Vibration: IEC68-2-6
Shock: IEC68-2-27
Bump: IEC68-2-29
Mechanical
Weight: 0,225 kg (0,102 lbs)
Enclosure: Thermoplastic ABS
Color: Gray
Connectors: Two 8-pole pluggable screw clamp type
Wiring: 0,2 to 2,5 mm (24 to 12 AWG)
Mounting: 35 mm DIN-rail type EN50022 with steel retaining
clip
Dimensions (H x W x D): 75 x 45 x 118 mm
(2,95 x 1,77 x 4,65 inches)
Electrical
Power: 24 V DC (22 to 28 V DC)
250 mA current, maximum
CTU is reverse power protected
Power consumption: 6 W
Vibration process analysis
Acceleration Enveloping, gE
ENV3: 500 Hz – 10 kHz
Acceleration, g
Accel RMS: 3 Hz – 10 kHz
Accel Peak Hold: 3 Hz – 10 kHz
Velocity, mm/s (inch/s)
ISO: 10 Hz – 1 kHz
2 Hz – 1 kHz