(E)
45
LT20A / LT30 Series
11-2. LT30 (Specifications)
LT30-1G
1GB
1GC
2G
2GB
2GC
6 digit backlit LCD, mode display
1 channel
2 channel
\
—
\
—
—
\
—
—
\
—
\
—
\
—
\
Reset key or external input (I/O connectors)
—
—
RS-232C
—
—
RS-232C
command
command
Preset value set with preset key, recalled with reset key.
—
—
Set or recalled with
—
—
Set or recalled with
RS-232C command
RS-232C command
Three-level comparator
Comparator value set with keys on the front panel.
Result evaluation: LED and I/O connector output (photocoupler)
Set with RS-232C
Set with RS-232C
command
command
—
—
Item
Model
Display
Measuring unit input
I/O connectors
*
1
BCD
*
2
RS-232C
*
3
RS-TRG
*
4
Reset function
Preset function
Conparetor function
∗∗∗∗∗
1: I/O connector
Input
: Reset, peak-hold start, peak-hold pause, RS trigger (RS-
232C models only)
Output : Result evaluation (photocoupler)
∗∗∗∗∗
2: BCD (36 pin half-pitch connector)
Input
: Reset, peak-hold start, comparator value selection (4 settings)
Output : Six digits (open collector)
One of current value/maximum value/minimum value/peak-to-peak
value selected and output.
Alarm output
I/O
Up to 4 values
can be set for
comparator (key
input).
Switched with
BCD terminal.
Up to 4 values
can be set for
comparator (key
input).
S w i t c h e d w i t h
BCD terminal.
Summary of Contents for LT20A Series
Page 3: ...J 1 LT20A LT30 Series...
Page 4: ...2 J LT20A LT30 Series I O DC I O AC...
Page 7: ...J 1 LT20A LT30 Series 1 1 1 1 2 DC DC I O AC I O BCD...
Page 18: ...12 J LT20A LT30 Series 4 3 6...
Page 29: ...J 23 LT20A LT30 Series 5 2 4 1 5 1 5 mm M A X M I N P P C P L1 2 3 4 P B...
Page 30: ...24 J LT20A LT30 Series 1 mm 2 1 mm 3 4 5 2 1 1 mm 2 I O 2 RS 232C L 1 1 6 A...
Page 54: ...48 J LT20A LT30 Series 12 1 ON 6 F 5 ON...
Page 56: ...50 J LT20A LT30 Series...
Page 166: ......