NTI ENTERPRISE ENVIRONMENT MONITORING SYSTEM
127
E-2D SPECIFICATIONS
User Interface
LEDs..............................................................Green – Power (solid when ENVIROMUX is powered ON)
.............................................................Red – Fault (solid when any sensor is in alert)
RJ45 Sensor Inputs
Connector ......................................................RJ45 connector (2)
Voltage Supply...............................................5VDC and 12VDC
Signal Type....................................................RS485 for RS485 sensors; 2-wire for contact sensors
Max. Cable Length.........................................1000 FT
ESD Protection ..............................................IEC 61000-4-2
Fuse Protection..............................................Resetable poly fuse – 200mA x2 - shared for 5VDC and shared for 12VDC
Digital Inputs
Connector ......................................................Detachable terminal block-plug-in, 5 x 2 contacts
Wire Range....................................................16-26 AWG
Max. Input Voltage.........................................25VDC
Max. Contact Resistance...............................300K ohm
ESD Protection ..............................................IEC 61000-4-2
Output Relays
Connector ......................................................Detachable terminal block-plug-in, 3 contacts
Wire Range....................................................16-26 AWG
Output Type...................................................Dry contact, relay isolated
Output Rating.................................................1A at 125VAC or 30VDC
Contact Resistance........................................20 milliohm
ESD Protection ..............................................No, Relay Isolated.
Fuse Protection..............................................Non-resetable, 2A Hold, 4A trip, 125V
USB Device Ports
Connector………………………………………USB Type A Female
Version………………………………………….USB 2.0 Full Speed compatible
USB-Serial Port “Console”
Connector ......................................................USB Type B Female
Supported Signals .........................................D+ ,D-
Baud Rate......................................................max 115,200 bps
Data Format...................................................8 bits
Parity..............................................................no parity
Stop Bits ........................................................1 stop bits
ESD Protection ..............................................IEC1000-4-2
Warning: The digital output relay
contacts are not to be connected
directly to AC mains wiring.