Rabbit Fox LP3500, User Manual, Page: 79 / 143

User’s Manual 73
Table A-1 lists the electrical, mechanical, and environmental specifications for the LP3500.
Table A-1. LP3500 Specifications
Feature LP3500 LP3510
Microprocessor Rabbit 3000® at up to 7.4 MHz
EMI Reduction Spectrum spreader for ultra-low EMI (radiated emissions)
Flash Memory 512K (2 × 256K) 256K
SRAM 512K 128K
Backup Battery
Socketed 3 V lithium coin
Panasonic CR2330
, 265 mA·h,
supports RTC and SRAM,
connection for user-supplied external battery
Keypad/Display
Supports optional LCD/keypad module with
7 keys and 122 × 32 graphic display
Digital Inputs 16: fully protected 0–36 V DC, can handle short spikes ±40 V
Digital Outputs
10: 8 sink up to 200 mA each, 36 V DC max.;
2 source up to 200 mA each, 36 V DC max.
Relay Output 1 C-form, 1 A, 30 V DC None
Analog Inputs
•
Eight single-ended or four
differential inputs
•
1 M
Ω
input impedance
•
Sampling rate up to 200 samples/s
•
Eight software-controlled ranges
from 0–1 V to 0–20 V DC
Single-Ended Inputs
•
Resolution: 11 bits
•
Accuracy: 8 bits
•
4 channels can be set individually for
4–20 mA with plug-in jumpers
•
1 channel has software-selectable
voltage-monitoring option
Differential Inputs
•
Resolution: 12 bits
•
Accuracy: 9 bits
None
Analog Outputs
3 unfiltered pulse-width modulated,
1 k
Ω
output impedance
None