Toshiba LF620 B Series Instruction Manual page 157

 Output
Current output:
Digital output 1:
Digital output 2:
Digital output function: Select one of the following:
・
Totalization pulse output:
・ Multi-range switching output: In the case of fourfold range or forward/reverse
・ High and low alarm output
・ High-high and low-low alarm output
・ Empty alarm output
・ Preset counter output
・ Converter malfunction alarm output
・ Multiple range high and low limit alarm output
Output display: Full-dot matrix 128 x 128-dot LCD (with back light)
 Communication signal
Method (protocol): HART , Modbus (option)
Load resistance:
Load capacity:
 Structure
IP67(NEMA 4X) (equivalent)
 Housing
Aluminum alloy
4 to 20mAdc (load resistance 750Ω or less)
Output type:
Capacity:
Number of output points:
Output type:
Capacity:
Number of output points :
Max. 10kHz(10000pps) ･･･ DO1
Pulse rate
Max. 100Hz( 100pps) ･･･ DO2
Pulse width Can be set within a range of 0.3 to 500ms.
However, must be 40% or less of the full-scale cycle.
If the full scale 1000pps is exceeded,
automatically set to 40% of the full-scale cycle.
240 to 750Ω (HART)
0.25μF or less (HART)
－ 156 －
Transistor open collector
30Vdc, Max 200mA
1
Semiconductor contact signal output
(no polarity)
150Vdc, Max. 150mA
150Vac (peak value), Max. 100mA
1
double range, the digital output is used by two
points.
6 F 8 A 0 9 9 7