0BAppendix
A-4
Appendix
KM1 KE1
Model
Item
PMU1A (Electric power)
PMU2A (Power two-system)
EMU8A (Pulse/temperature)
CTD8E (CT expansion)
Number of
other points
1 a-contact point (OUT1)
Standard load
Resistance load
125 VAC 3 A
30 VDC 3 A
Mechanical life
5 million times or more
Electrical life
200,000 times or more
(standard load, 1800 times/h in
open-close frequency
Failure rate P
level
5 VDC 10 mA (in open-close
frequency of 120 times/min)
Alarm output
Turning output ON/OFF
according to the setting value
of alarm
Relay output
Return method
Automatic return only
Protocol
Communication protocol switching, OFF: CompoWay/F ON: Modbus
Synchronous
system
Start stop synchronization
Setup of unit
no.
CompoWay/F:0~99, Modbus:1~99
* If switching operation switches the protocol to Modbus when the unit No. setting is set to 0, the unit no. setting value is automatically changed to 1.
Communication
speed
9600 bps,19200 bps,38400 bps
Transmission
code
CompoWay/F:ASCII
Modbus :Binary
Data bit
(*3)
CompoWay/F: 7 bit, 8 bit
Modbus: 8 bit
Stop bit
(*3)
CompoWay/F: 1 bit, 2 bit
Modbus: 1 bit with parity, 2 bits without parity
Parity
No, Even, Odd
Maximum
transmission
distance
500 m
Maximum
number of
connected units
CompoWay/F: 31 units
Modbus: 99 units
RS-485
Communication
item
Refer to Model KM1/KE1 Communication Manual (SGTE-719).
USB
Conforms to USB Standard V1.1
Retained during power failure
Setting data, integrated power amount (saved in internal memory every 5 minutes)
Number of connector
insertion/removal times
25 times
*1 Conforms to JISC1111. Error in dedicated CT is not included. For ambient temperature of 23°C, standard input, standard frequency, and
higher harmonic wave, the 2nd-, 3rd, 5th-, 7th-, 9th-, 11-th, and 13-th orders are supported.
*2. Calculation formula: Power factor = Active power/Apparent power
Apparent power =
√
(Active power)
2
+ (Reactive power)
2
*3 If the protocol is switched to Modbus, the setting value may be changed. When switching DIP switches, check the setting contents.