14
Format: 1 start bit, 8 bits with or without parity, 1 stop bit
Parity: Even/Odd.
2.9
C
ONTROL
O
UTPUT
S
PECIFICATION
Control Output: Opto-isolated from CPU input and output circuits.
Type of Analog Output: Jumper and keyboard selectable between:
•
+ 0/10 VDC min. load 5 K
⏲
•
- 10/+10 VDC mm. load 5 K
⏲
•
+ 0 / 5 VDC mm. load 5 K
⏲
•
+ 0/20 mA max. load 500
⏲
•
- 4/20 mA max. load 500
⏲
Resolution: 0.1% in manual mode, 0.03% in automatic mode.
Scaling: The output control value may be displayed in two modes:
•
from 0.0 to 100.0% (0.1% resolution)
•
from a low to a high limit selection from - 10000 to 10000
2.10
R
ETRANSMISSION
O
UTPUT
S
PECIFICATION
Retransmission Output: Opto-isolated from CPU input and output circuits.
Type of Analog Output: Jumper and keyboard selectable between:
•
+ 0/10 VDC min. load 5 K
⏲
, with under / overrange capability from -2.5 to 12.5 V.
•
±
10 VDC min. load 5 K
⏲
, with under / overrange capability from -12.25 to 12.5 V.
•
+ 0/5 VDC min. load 5 K
⏲
, with under / overrange capability from -1.25 to 6.25 V.
•
+ 0/20 mA max. load 500
⏲
, with under / overrange capability from 0 to 24 mA (max. load 400
Ohm over 20 mA).
•
+ 4/20 mA max. load 500
⏲
, with under / overrange capability from 0 to 24 mA (max. load 400
Ohm over 20 mA).
Resolution: 0.1% of output mode
Scaling: The retransmission low and high limits are selectable from 0 to full scale input value. The
two scaling values may be freely selectable within the above range. This allows for a direct or
reverse output type.
Output Filter: Selectable from the following values: OFF, 0.4 s, 1 s, 2 5. 3 s. 4 s, 5 s.
Summary of Contents for ATC770
Page 19: ...ATC770 Microprocessor Based Pressure Process Controller 19 Fig 2 ATC770 Outline Drawing...
Page 23: ......
Page 30: ...30 Fig 6 Remote Set Point Jumper Location Board E...
Page 84: ...NOTES...
Page 85: ...NOTES...
Page 86: ...NOTES...
Page 88: ...DYNISCO INSTRUMENTS 38 FORGE PARKWAY FRANKLIN MA 02038 ATTN MARKETING DEPT Place Stamp Here...