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Document type:
Title:
User's Manual (MUT)
N1145 Quad Scaler and Preset Counter/Timer
2. Technical specifications
2.1.
Packaging
The Model N1145 is housed in a double width NIM module.
2.1. Power requirements
+6 V @ 700 mA; −6 V @ 900 mA
2.2. Front panel I/O connections
SECTIONS 1 AND 3
INPUTS
GATE
SECTIONS 2 AND 4
INPUTS
GATE
CARRY
SECTIONS 1, 2, 3 and 4
RESET
SECTION 5
INPUTS
LOAD
OUT
∗
(
) NIM level 1=-800 mV=TRUE
NPO:
00115/01:N1145.MUTx/00
1, accepts both NIM and TTL signals, 50 Ω impedance.
2, NIM/TTL bridged input ports, high impedance,
internally connected. Free port must be terminated on
50 Ω
1, accepts both NIM and TTL signals, 50 Ω impedance.
one NIM/TTL input, 50 Ω impedance.
one NIM output. Generates a pulse when counter has
fully cycled (transition 99,999,999 to 0).
one NIM/TTL input, 50 Ω impedance, clears sections
1 to 4. Same effect is obtained, for each section, with the
individual RESET pushbuttons.
1, accepts both NIM and TTL signals, 50 Ω impedance.
one NIM/TTL input, 50 Ω impedance. Loads counter with
value preset on the thumb wheel switch digits (same
effect with LOAD pushbutton).
2, NIM outputs, these are true(
contents are different from zero.
Filename:
N1145_REV0.doc
Revision date:
Re vision:
05/11/2003
0
∗
)as long as counter
Number of pages:
14
Page:
6
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