Products
![]() |
|
![]() |
I400
Four-channel charge integrator with biased inputs

Features
- Four gated integrator channels with adjustable bias voltage to to 400 V
- Dynamic range <0.1 pA to >70 µA
- Integrated digitization and communications
- Integrated calibration test source
- Multimode external triggering capability
- Diagnostic host software with position algorithms and multiple display options
Applications
- Ionization chambers
- Secondary-electron beam position monitors
- White beam blade BPMs
- Photodiodes and photodiode beam position monitors
- Diamond detectors
- General very-low current and charge measurement
Downloads
Datasheet: I400_DS_131223.pdf
User manual: I400r4_UM_100505.pdf
User manual (older models): I400_UM_090105.pdf
2D drawing: I400r4.dxf
3D drawing: I400r4.step
Application code 4.0F: I400-PIC4-0F_101201.hex
FPGA code 1.5.06: I400_FPGAD1-5-06_100406.fhex
Application code 4.0D (for rev 3 hardware): I400-PIC4-0D_100410.hex
FPGA code for Programmers 1.4.2 (for rev 3 hardware): I400_FPGA1-4-2_071126.pof
Application code 4.0D (for rev 2 hardware): I400-PIC4-0D_100410.hex
FPGA code for Programmers 1303 (for rev 2 hardware): I400_0x1303_12-03-07.pof