Specifications

WISCONSIN DEPARTMENT OF BID #268246 TRAFFIC DATA RECORDERS
TRANSPORTATION PAGE 6 OF 23
Modifications to the class tables must be able to be performed by a field employee without any
firmware or hardware changes. The modified class table must be able to be saved to disk or PC-
card for downloading to additional recorders.
5.4 Field Setup, Monitoring, & Display
Each recorder shall have a keypad and an LCD display screen with a minimum of 4 lines by 20
characters per line wide with full alphanumerical capability for setup and monitoring traffic being
recorded. Recorder setup and traffic monitoring shall also be allowed using a direct or remote
connection to a computer with the proper software installed.
Each recorder must be capable of using preprogrammed setup files that will allow for quick setup
of standard studies. Additionally, each user must have the ability to create and store their own
custom setup files for their own use. Setup files must have the ability to be copied from recorder
to recorder.
Information such as sensor activation, vehicle classification, and count, must be available on the
unit’s display in real-time.
5.5 Communications
A serial port on the recorder will be used to transmit data remotely or locally to and from
Windows-based computers.
There shall be an RS232 serial port on the recorder to allow for downloading setup parameters and
firmware updates and uploading data at 300 baud to 19,200 baud via weatherproof UL and CSA
approved female socket connector.
Each recorder shall have at least one (1) serial port capable of communicating at up to 19,200 baud
remotely.
The recorder shall be compatible with one or more modems installed at data collection sites
including, but not limited to, the Multi Tech MT5634IND, Peek LPM 14, and Data Remote CDS-
9060.
Units supporting separate historical and real-time connections must be configured with two (2)
ports. At least one (1) serial port shall be capable of transmitting data of up to 115k baud locally
and one (1) serial port must be capable of communicating at up to 19,200 baud remotely.
5.6 Memory
Recorders shall have a minimum internal memory of 1 megabyte. Any memory expansion must be
accessible from the front-panel. Recorder must use a Windows compatible filing system.
This memory shall have a battery backup so no data is lost when main power is removed.
The memory shall be wrap-around so that erasing data is not necessary.
5.7 Inputs
Each recorder must be provided with eight (8) loop inputs. Optionally, recorders shall also have the
ability to accept a road tube sensor module, a loop detector sensor module, a piezoelectric sensor
module, or a contact-closure module.