Campbell CR1000 User Manual

Section 8. Operation
Table 79. Switch Closures and Open Collectors on P Terminals
Switch Closure on P Terminal
Open Collector on on P Terminal
Table 80. Switch Closures and Open Collectors on C Terminals
Switch Closure on C Terminal:
No Pull-Up
Switch Closure on C Terminal:
5 Vdc Pull-Up
Open Collector on C Terminal:
5 Vdc Pull-Up
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Campbell CR1000 Specifications

General

Power Requirements	9.6 to 16 VDC
Data Logger Operating System	CRBasic
Memory	4 MB
Analog Inputs	16 single-ended or 8 differential
Analog Input Resolution	13 bits
Analog Input Range	+/-2.5V
Digital I/O	8
Pulse Counters	2
Communication Ports	RS-232
Operating Temperature	-25°C to +50°C
Pulse Channels	4