Control Ports; Avw200 Vibrating Wire Interface (See Avw200 Manual For Complete Specifications); Model 8032 Multiplexer (See The Appendix Fcomplete Specifications ); Appendix B. Ship List - Geokon 8025 Instruction Manual

8
A.1.4 Control Ports
Configuration: Four digital I/O ports
Input/output resistance: 100k/330, respectively
Input "high" level: 3.8 V to 5.3 V
Input "low" level: -0.3 V to 1.2 V
Output "high" level: 5 V 0.1 V
Output "low" level: <0.1 V
A.2 AVW200 Vibrating Wire Interface (See AVW200 Manual for complete
specifications)
Power requirements: 9.6-16 VDC
Vibrating Wire measurement current: 25 mA
Quiescent current: .3 mA
A.3 Model 8032 Multiplexer (See the Appendix F complete specifications)

APPENDIX B. SHIP LIST

The following equipment is included with the system:

External Power cable

DB-9 to 10 pin Bendix RS-232 Cable

USB to RS-232 Adapter

Small regular screwdriver

Five spare slo-blo, two amp fuses

AC Adaptor (110 VAC or 220 VAC)
The following manuals are included:

MICRO-800 Instruction Manual

Campbell Scientific Resource disk
Optional accessories:

COM220 Landline Phone Modem with manual (access Datalogger via phone line)

Cellular Phone Modem with manual

Short Haul Modems with manual (current loop communication device)

MD485 RS-485 Multidrop Interface with manual (Datalogger networking)

Solar Panel with mounting hardware, charger, and manuals

RF Modem with manuals (wireless Datalogger communication)
Consult the factory for additional information on any of the optional accessories.