Section 4: Specifications and Parts List
Product Description
137
4
2PGDAD Module/NTCPU Input/Output
Audio/Music Input
Input Impedance:
47 KOhm @ 1Khz
Audio/Paging Output
Output Impedance:
Maximum Output:
600 Ohms @ 1 KHz
+3 dBm
Relay Contacts
Configuration:
Maximum Contact Ratings:
Normally Open
24 VDC, 0.5A
120 VAC, 0.25A
Night Mode Relay Connection, Input
Break:
Make:
48 VDC
7 mA
BGM/MOH Music Source Input
Input Impedance:
Input Level:
Maximum Input:
47K Ohm
Nominal 250 mV (-10 dBm)
1V RMS
Inputs for MOH and BGM are located on the NTCPU PCB. The 2PGDAD also provides MOH inputs.
Door Box/External Paging
Output Impedance:
Output Level:
Maximum Output:
Configuration:
600 Ohm
Nominal 250 mV (-10 dBm)
400 mV RMS
Normally open
LAN Specifications
Standard
IEEE802.3 10Base-T and 100Base-TX Compliant
Access
CSMA/CD
Capacity
10Base-T/100Base-TX; 8 Ports for LAN Terminal
I/F (Layer 1)
- Speed; 10Mbps/100Mpbs Auto Negotiation
- Cable; Category 5 or better, Straight/Cross Cable Auto Crossover
Switching
- Store and Forward Layer 2 Switching
- MAC Address Auto Recognition
- Store Max. 1,000 MAC Addresses
- Flow control in Back Pressure Mode Compliant