Advertisement
Model K-AB-D25 / M34
MANUAL CONTROL
A front panel three position switch allows Automatic or Manual Control. In the AUTO position, the K-AB
switches on the selected Control Signal. In the Manual A or B Position, these controls are locked out
and the relays assume the selected position.
Status Indication
Two front panel LED's indicate switch status. Remote alarms or displays can be controlled by the K-AB
status signals, form C relay contacts. Status contacts are connected on the 9 pin (standalone) or 50 pin
(rack) connectors. See Appendix A for connector pin assignments.
SPECIFICATIONS
D25 Interface
M34 Interface
Indicators
Stand Alone Enclosure
Rack Mounted
Card Nest
Control Circuits
Status Signals
Three 25 Pin D Subminiature, Female Connectors.
23 leads switched. Pins 1 and 7 are Common
34 Pin 'M' type Winchester Connectors
19 leads switched: C,D,E,F,H,J,K,L,P,R,S.T,U,V,W,X,Y,AA,BB.
Pins A and B are Common.
Two Red LEDs indicate Switch status A or B.
LED's are driven by extra relay contacts.
Height....2.75"
Width.....8.00"
Depth.....6.25"
Weight....1.20 lbs.
Power Source; UL Approved Wall Mounted Power
Supply. 115 VAC 60 Hz
External Control and Status Interface;
9 pin D Subminiature, Female
Standard 19" equipment Cabinet Mount, 8.75" high.
Model K-AB-R-12 Accepts up to 12 cards per nest.
Includes power supply for 115 VAC 60Hz.
External Relay Controls and Status Contacts
Via Two 50 Pin Telco Connectors, Female
EIA RS-232/V.35, External:
Standard EIA RS-232C
Maximum Input + 30 VDC
TTL, External:
Maximum Input +5.5 VDC
Contacts Form C, 1A @ 30 VDC. Not protected,
Use proper external suppression.
Page 3
Advertisement
