Emerson EPRO MMA3120/022-000 Bearing-Vibration Monitor

Description

The MMA3120/022-000 is designed for small and low channel applications such as small steam, gas, and hydro turbines, compressors, pumps, and fans, specifically for measuring absolute bearing vibration signals. Measurement settings, alarms, and provided outputs are field configurable via software.

Features

• Sensor Input Type: Seismic Sensors of Type PR9268
• Measurement Range: Freely selectable by means of configuration software according to the measuring range of the applied sensors
• Frequency Range: High-Pass Filter 5 / 10 / 15 Hz, Low-Pass Filter 50 to 1500 Hz
• Connection Type: “Harting” socket
• Shock Limit: 20 g pk
• Temperature Range: -20 to 65°C (-4 to 149°F)
• Sealing: IP65
• Case Material / Weight: Aluminum, non-corroding / ~1300 g (45.8 oz.)
• Mounting: Wall mount
• Supply Voltage Permissible Voltage Range: Nominal +24 VDC, +18 to +31.2 VDC
• Power Consumption: max. 6 W
• Buffered Out: Connection (2x) Voltage Range Accuracy ±5.0 VDC, ± 2.5%
• Current Out: Current Range (2x) Maximum Burden 0/4 to 20 mA (20 to 4/0 mA), Galvanically separated, Open circuit and short-circuit proof, 500 Ohm
• Relay Out: Voltage (5x make contact) Current Contact Rating UMAX: 48 VDC, IMAX: 1 A, PMAX: 50 W