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Chapter 4 Features and Functions
HP 34907A Multifunction Module
Threshold
Jumper
WIRING LOG
Slot Number:
Ch
Name
01 (DIO 1)
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
GND
02 (DIO 2)
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
GND
03 (Totalizer)
Input (+)
Input (-)
Gate
Gate
04 (DAC 1)
Output
GND
Output
05 (DAC 2)
GND
Threshold Jumper Position:
Refer to the diagrams on page 20 to connect wiring to the module.
Digital Input / Output:
Vin(L): <0.8V (TTL)
Vin(H): >2.0V (TTL)
Vout(L): <0.8V @ Iout = -400 mA
Vout(H): >2.4V @ Iout = 1 mA
Vout(H) Max: <42V with external open-drain pull-up
Totalizer:
Maximum Count: 67,108,863 (2
Totalize Input: 100 kHz (max)
Signal Level: 1 Vp-p (min), 42 Vpk (max)
DAC Output:
12V, non-isolated
Iout: 10 mA max per DAC; 40 mA max per mainframe
100
200
300
Comments
TTL
AC
20 AWG Typical
6 mm
26
-1)
175
4
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