Table 8 D20S Specifications - GE D20 Technical Overview

GE Grid Solutions
2.4.6.3 D20S Specifications
Item
Processor
Clock
Memory
Inputs
Point Types
Current Burden
Scan Rate
Debounce
SOE Time Resolution
Contact Wetting
Overload Rating
Component Isolation Rating
Dielectric Rating
D.20 Link Ports
Maintenance Port
Power Requirements
Size
LED Indicators
2.4.6.4 D20S Options
The following D20S termination board options are currently available:
GE Part Number
507-0101
507-0103
517-0165
517-0179
GE Information

Table 8 D20S Specifications

8-bit Freescale 68HC11 MPU
2 MHz MPU clock
•
32 KB EPROM
•
24 KB static RAM
•
512 bytes EEPROM
64 bipolar inputs in 8 groups of 8
•
Status/alarm with COS detection
•
SOE
•
Form A or Form C pulse accumulator (16-bit binary counter)
•
Binary coded decimal
•
Pulse duration
±3 to ±6 mA per input
1.0 ms
Selectable 0 to 255 ms
1.0 ms
±12, ±24, ±48, ±125 V
500 VDC (common mode to ground)
1500 Vrms
1000 VDC
2
9600 baud, RS-232
20-60 VDC, 3 W typical
19" x 5.25" x 2.5"
•
Common LEDs, described in Section 2.2.1 , Hardware.
•
For each input point, a RED LED to indicate the ON/OFF state of
the point.
Table 9 D20S Options
WESDAC D20S (20-60 VDC) standard.
WESDAC D20SHV2 (40-150 VDC) high-voltage.
D20S 64 channel digital input termination board with compression blocks.
D20SD 64 channel digital input termination board with DB25 connectors.
D20/D200 Technical Overview
Description
Description
PRPI-019-3.00-10
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