Starrett 2900 Indicator User Manual
Page 10
2900 Indicator User Manual
10
Appendix A: Technical Specifications
Power Requirements and Current Consumption
Battery
2 – CR2032 Lithium Coin Cells
Capacity 240 mAh
Automatic Sleep Time
30 minutes of non-use
SPC Serial Output
18 ASCII Characters
1 Space character
2 Status characters indicating the operating mode
BLANK Normal mode
OL Displacement outside Lower Limit
OU Displacement is outside the Upper Limit
MN Displacement is minimum peak displacement stored
MX Displacement is minimum peak displacement stored
TR Displacement is the T.I.R. stored
LL Displacement is the lower or minimum limit setting
LU Displacement is the upper or maximum limit setting
HL Displacement is a held displacement
1 Sign character (minus but no plus)
1 Space character (IN mode only)
6 Digits
1 Decimal point
2 Spaces
2 Character strings to indicate units “IN” or “mm”
1 Carriage return
1 Line feed
Communication Protocol
Baud Rate
4800
Data Bits
8
Parity
None
Stop Bits
2
Flow Control
None
Data Request and
Response Timing
Receive High to Low Momentary
Response Time Delay 120 ms
Transmit Time 45 ms