User’s Manual 63
Table A-1 lists the electrical, mechanical, and environmental specifications for the BL2100
without the optional LCD/keypad module plugged in. Appendix C provides specifications
for the LCD/keypad.
Table A-1. BL2100 Specifications
Feature BL2100 BL2110 BL2120 BL2130
Microprocessor
Rabbit
®
2000 at 22.1 MHz
Ethernet Port 10Base-T, LNK and ACT LEDs None
Flash Memory 256K (standard)
SRAM 128K (standard)
Backup Battery
Panasonic CR2330 or equivalent 3 V lithium coin type, 265 mA·h
standard using onboard battery holder;
optional 3 V, 950 mA·h solder-in battery available
Digital Inputs
24 inputs hardware-configurable pull-up or pull-down,
± 36 V DC, switching threshold 2.4 V typical
Digital Outputs
16 outputs software toggled as sinking or sourcing,
+36 V DC, 200 mA maximum per channel
Analog Inputs
Eleven 12-bit res.,
± 10 V DC, 1 M
up to 4,100
samples/s
None
Eleven 12-bit res.,
± 10 V DC, 1 M
up to 4,100
samples/s
None
Analog Outputs
Four 12-bit res.,
0–10 V DC,
update rate 12 kHz
None
Four 12-bit res.,
0–10 V DC,
update rate 12 kHz
None
Serial Ports
4 serial ports:
• two RS-232 or one RS-232 (with CTS/RTS)
• one RS-485, onboard network termination and bias resistors
• one 5 V CMOS-compatible programming port
Serial Rate
Max. burst rate = CLK/32
Max. sustained rate = CLK/64
Connectors
one RJ-45 (Ethernet)
one 2 × 5, 2 mm pitch (serial programming port)
one power jack for AC adapter
five screw-terminal connectors (accept up to 14 AWG/1.5 mm
2
wire)
(option for 0.1" IDC or friction-lock connectors)
Real-Time Clock Yes
Timers
Five 8-bit timers (four are cascadable from the first) and
one 10-bit timer with two match registers
Watchdog/Supervisor Yes
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