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DATA-LINC GROUP
13
DDAA1000/SRM User Guide
PN 161-09981-002C
rev 8/04
Technical Specifications
Channels
DD1000/SRM has 8 discrete inputs and 8 discrete outputs.
DDAA1000/SRM has 8 discrete inputs, 8 discrete outputs, 8 analog inputs and 8 analog outputs.
Channel Specifications
Analog: 2% accuracy or better with a maximum output load of 300 ohms.
Discrete: Open collector outputs which can handle up to 24V and can sink up to 100 mA for controlling relay coil.
Temperature
32
o
to 140
o
F (0
o
to 60
o
C)
Power
10.5 - 18 VDC. Maximum current draw is 660 mA.
RF Specifications
Spread spectrum frequency hopping
Modulation: GFSK
Frequency Range: 902-928 MHz
Channel Spacing: 230.4 kHz
Error Detection: 32 bit CRC
Operating Mode: Class A
Method of Tuning: Digital Synthesizer
RF Power: 1 Watt
Receiver Sensitivity: -110 dBm