Contemporary Control Systems BASremote User Manual (firmware 3.1.x) - Manual (Page 10)

TD040300-0MF
10
3 Specifications
3.1 Universal Input/Outputs
— Channels 1–6
Configured As Limits
Analog Input
0 –5 VDC, 0–10 VDC or 0–20 mA scalable by user. 10-bit resolution.
Input impedance 100 kΩ on voltage and 250 Ω on current.
Temperature Input
Type II or Type III thermistors
+40°F to +110°F (+4.4°C to +44°C)
Contact closure input
Excitation current 2 mA. Open circuit voltage 24 VDC.
Sensing threshold 0.3 VDC. Response time 20 ms.
Pulse input
0 –10 VDC scalable by user. User adjustable threshold.
40 Hz maximum input frequency with 50% duty cycle.
Analog Output
0 –10 VDC or 0–20 mA scalable by user. 12-bit resolution.
Maximum burden 750 Ω when using current output.
3.2 Relay Outputs
— Channels 7–8
Limits
Form “C” contact with both NO and NC contacts available.
30 VAC/VDC 2 A. Class 2 circuits only.
3.3 Communications
Protocol Data Link and Physical Layers
BACnet/IP
— Master only ANSI/IEEE 802.3 10/100 Mbps Ethernet.
10BASE-T, 100BASE-TX, auto-negotiation of speed and duplex.
Auto-MDIX. 100 m maximum segment length.
Default IP address is 192.168.92.68/24.
Modbus TCP
— Master only
Expansion Bus
(UP/DN)
Modified Modbus serial protocol. 2-wire non-isolated EIA-485
57.6 kbaud. Maximum segment length 100 m.
Modbus Serial
— Master only
(MB Bus) Modbus serial ASCII or RTU protocol.
2-wire non-isolated EIA-485.
2.4, 4.8, 9.6, 19.2, 38.4, 57.6, 115.2 kbps.
Max segment length 100 m.
Jumper selectable bias and termination.