118
Technical Specifications and Operating Parameters
12.3.4
Multifunction Relay
Relay may operate under several clock conditions, including: (1) out of lock, (2) alarms, (3) faults, (4) clock
not stabilized, and (5) failsafe.
Relay Specification
Type or Rating
Arrangement
1 set of Form C (SPDT) contacts
Contact resistance
100 m
Ω
Operate, release time
Approx. 6 ms, 3 ms
Rated switching current
(resistive)
8 A at 250 Vac, 5 A at 30 Vdc
Max. switching capacity
2,000 VA, 150 W
Expected life
50,000 electrical cycles (100,000 typical)
Min. permissible load
10 mA, 5 Vdc
Table 12.1: Relay Specifications
12.4
System Interface
For a list of COM1 serial port pins and assigned functions, see Table 12.2. For a list of COM2 serial port
pins and assigned functions, see Table 12.3.
Pin Number
Function
Pin Number
Function
1
Not Connected
6
RS-232 Input
2
RS-232, Rx Data
7
Not Connected
3
RS-232, Tx Data
8
RS-422/485, Tx-A
4
RS-232 Output/Prog. Pulse
9
RS-422/485, Tx-B
5
Ground
–
–
Table 12.2: COM1, RS-232 Port Pin Definitions
Pin Number
Function
Pin Number
Function
1
Not Connected
6
Not Connected
2
RS-232, Rx Data
7
Not Connected
3
RS-232, Tx Data
8
Not Connected
4
Programmable Pulse
9
Not Connected
5
Ground
–
–
Table 12.3: COM2, RS-232 Port Pin Definitions
Содержание 1201B
Страница 4: ...iv ...
Страница 153: ...B 7 Four Fiber Optic Outputs 135 Figure B 4 Jumper Locations ...
Страница 155: ...B 8 8 Channel High Drive IRIG B Amplifier 137 Figure B 5 8 High Drive Outputs Jumper Locations ...
Страница 171: ...B 10 Four Additional Outputs and Dry Contacts 25 50 Vdc 153 Figure B 7 Option Connector Signal Locations ...
Страница 222: ...Appendix E Statement of Compliance The following page is a statement of compliance that includes Model 1201B and 1201C ...