TT73

Digital electronic timer

Process inputs:
2 digital inputs:
- CNT EN (Count Enable)
- RES (Reset)

- Free Voltage
- Voltage Supply (From the same power supply line)
- Mechanical keyboard: 4 multifunction keys

Process outputs:
Up to 2 Digital outputs:
OUT1/OUT2
- RELAY SPDT (8 A-AC1, 3 A-AC3 / 250 VAC)
- SSR servomotor drive  (12 VDC/15 mA)

Power supply:
- 12 VAC/VDC± 10%
- 24 VAC/VDC ± 10%
- 90...240 VAC (50/60 Hz)± 10%

Battery for counting without supply: 9 V (form E) external not rechargeable battery.

Functions:
- Up to 3 time set points
- Counting mode: UP or DOWN
- Counting memory:
    Programmable back-up function
    in case of power supply failure
Measurement range: 
4 times scales:
    9999 hrs.,
    99 hrs. 59 min.,
    99 min. 59 sec.
    99 sec. 99 cent s.

OUT1:
- 5 programmable functions:
  *  Delayed
  *  Feedthough
  *  Asymmetric oscillator (start/stop)
     with start ON
  *  Asymmetric oscillator (start/stop)
     with start OFF
  *  One cicle asymmetric oscillator (start/stop)
     with start OFF

OUT2:
- 4 different programmable functions:
  *  As OUT1
  *  As instant contact
  *  Same function of OUT1 (time t1)
     with time t3 absolute
  *  Same function of OUT1 (time t1)
     with time t3 relative to t1 (in advance)

Installation:
Mounting method: panel mount
Case dimensions: 72 x 72 x 96 mm

Connections:
2.5 mm² screw terminal block (Extractable as option)
Front protection: IP 65 mounted in panel with gasket

Display and indicators:
- Display resolution: 9999
- 4 red digit h: 14 mm
- 3 indicating LEDs