143
saia-pcd.com
Consumption data collection
5
Switch cabinet
components
4
Consumer
data acquisition
3
Dedicated
room controllers
2
Operation
and monitoring
1
Automation
stations
Power supply
Supply voltage
110–230 VAC, +15% –20%, 50/60 Hz
Electrically isolated
4,000 VAC between power supply and RS-485
Power consumption
Max.: 6 W
typically: 1.5 W
Interface
Communications interface
RS-485 with electrical isolation
Baud rate: 4,800, 9,600, 19,200, 38,400, 57,600, 115,200 bps
Bus protocol
S-Bus or Modbus interface: Selectable via LCD
Configuration
Parity: Selectable via LCD
Address
Address range:
S-Bus:
0 … 255
Modbus:
1 … 253
Selectable via LCD
Terminating resistor
Integrated, can be activated via the display and interface
General data
Ambient temperature
Operation:
–25°C … +55°C
Storage:
–30°C … +70°C
Mounting type
Top-hat rail pursuant to DIN EN 60715 TH35 (1 × 35 mm)
Measurement accuracy
Active energy/power
Resistive load:
± 0.5% (5 A CT); ± 1.0% (1 A CT)
Inductive load: ± 0.6% (5 A CT); ± 1.0% (1 A CT)
Reactive energy/power
Resistive load:
± 1.0% (5 A CT); ± 1.0% (1 A CT)
Inductive load: ± 1.0% (5 A CT); ± 1.0% (1 A CT)
General technical data
Measured values
Voltage, current, effective power, reactive power, apparent power, real energy, reactive energy and apparent energy, THD, TDD, harmonics (1–40 order), frequency, low, high
and peak detection for voltage and current, power factor, phase sequence, phase angle
Voltage measuring inputs
Number
4 (L1, L2, L3, N)
Input voltage
L-N:
Nom. 285 VAC, max. 700 VAC
L-L:
Nom. 480 VAC, max. 1,200 VAC
Input impedance
2 MOhm per input
Measurement frequency
45 … 65 Hz
Isolation
4,000 VAC
Current measuring inputs
Number
8 (each 2 per phase and neutral conductor)
Input current
1 A / 5 A (switchable)
Current range
Max. 6 A
Input impedance
15 mΩ
Isolation
4,000 VAC
Inputs
1 digital input
5 … 30 VDC, source operation (positive switching)
1 analogue input
Pt1000:
–50°C … +400°C
Ni1000:
–50°C … +210°C
Outputs
1 digital output
5 … 30 VDC; max. 500 mA
2 relays
Make contact; 250 VAC / 24 VDC; 5 A / 1.5 A, 250 VAC (AC15) / 1 A, 24 VDC (DC13) pursuant to IEC60947-5-1
Inputs/outputs
*optional for
N-measurement
Star connection 3-phase
with neutral conductor
3-phase, 4 wire
triangular measurement
3-phase, 3 wire
triangular measurement
L1
L2
L3
N
*
PE
L1
L2
L3
N
PE
L1
L2
L3
N
PE
