APPENDIX A IMU Technical Specifications
OEM7 SPAN Installation and Operation User Manual v14
261
A.19.2 MIC Electrical and Environmental
Electrical
MIC Input Voltage
10 VDC to 30 VDC
Power Consumption
1
+5 VDC @ 1 Amp for IMU
+3.3 VDC @ 1 Amp for IMU
+15 VDC @ 0.5 Amp for IMU
-15 VDC @ 0.08 Amp for IMU
+3.3 VDC @ 0.6 Amp for OEM719
IMU Data Interfaces
UART and SDLC over RS-422
Table 147: MIC Electrical Specifications
Environmental
Operating Temperature
-40°C to +75°C (-40°F to 167°F)
Storage Temperature
-55°C to +90°C (-67°F to 194°F)
Random Vibe
MIL-STD-810G (Cat 24, 7.7 g RMS)
Sine Vibe
IEC 60068-2-6
Bump
IEC 68-2-29 (25 g)
Shock
MIL-STD-810G (40 g)
Table 148: MIC Electrical and Environmental Spe-
cifications
1
Sample system power consumption: 5.7 W when powering an HG1900 IMU and OEM719 receiver, in board stack
configuration, from VIN=15 VDC at +25°C.