GE Brivo OEC 865 - Page 114

Brivo OEC 715/785/865/865 Mobile C-Arm X-Ray Product Service Manual
2-60
Signals from sealing board to MCB:
Name
Description
Attribution
Scale
Comment
OIL_TEMP
Output voltage of
temperature sensor
Analog
0-5V
-
OIL_TEMP_GND
Reference of OIL_TEMP
Ground
0V
-
THERMAL_SWITCH_A
One termination of
temperature switch
Passive
-
THERMAL_SWITCH_A &
THERMAL_SWITCH_B
connected means that
temperature is lower than
threshold.
THERMAL_SWITCH_A &
THERMAL_SWITCH_B
disconnected means that
temperature is higher than
threshold.
THERMAL_SWITCH_B
The other termination of
temperature switch
Passive
-
MA_CAT
The cathode of mA sample
Analog
-
-
KV_GND
The anode of mA sample
Analog
-
-
Technical Specifications:
Nominal high voltage
110 kV
Nominal input power
2.2 kW
Maximum anode heat content
53 kJ
Target material
Tungsten
Target angle
10
°
Small focal spot (IEC336) (Normal Fluoro, High
Level Fluoro, Digital Spot)
0.6×1.4 (IEC336)
Large focal spot (IEC336) (Radiography)
1.4 (IEC336)
Filtration equiv.
0.55 mm Al
Anode
Stationary
Typical filament specification
4.2 V, 3.5A
Maximum filament current
4.6A
Weight
0.65 kg
Nominal heat capacity
76kHU