PRO SERIES

PRO PM335 / EM235 DATASHEET

PM335 EM235

HIGHLIGHTED FEATURES
The PRO Series power analyzers are available
as the PM335 panel mount (4-inch round /
® Class 0.2S accuracy (IEC / ANSI)
92×92mm square cutouts) form factor design
and the EM235 DIN-rail form factor design. ® AC / DC metering

This series combines metering and control in ® PQ Analyzer (Class S):

one device, providing the ultimate solution EN50160 Reports
for substation / industrial automation and
® IEC 61850
commercial energy management.
® Dual port Ethernet
The PRO Series bundles in one physical
device multiple capabilities which ordinarily ® Optical port (IR; IEC 62056-21)
would be found in several different pieces of
® USB port (Type C)
equipment.
® Waveform capture and recording
Featuring a variety of communication
interfaces and supporting a multitude of ® Up to 28 digital and analog I/O
SCADA-driven protocols, these analyzers are
extremely versatile and adaptive.

Specifications are subject to change without notice. Copyright © 2021-2022 SATEC Ltd. PRO SERIES Datasheet December 2022
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MODELS CURRENT INPUTS

PM335: Panel mounted meter monitoring 1A or 5A from CT secondary (standard)

voltage, current, power, frequency and energy
HACS: 40mA inputs for SATEC’s High Accuracy
measurements, combined with power quality
Current Sensors
analysis and data logging capabilities.
Features a 3.5” TFT color display. Hall Effect DC Sensors: utilizing the 40mA
HACS inputs for DC Current Measurements
EM235: All features as above, in DIN-rail form
factor with 1.77” TFT display. GWP MV Current Sensors: 225mV inputs,
interfacing Greenwood Power’s MV sensors

3.5”(49x73mm) LCD

1.8”(28x35mm) LCD

Top: Communication & I/Os

Bottom: All power connections

Fastening latch Up to 4 add-on

modules

Dual TCP/IP, RS-485,

USB-C, 2DI, 1DO, 1AI

Anti-tamper
50mm deep, 92×92 square sealed enclosure
Additional modules or 4” round cutout
compatible with all fits type-tested switchboards
PRO Series models with add-on modules

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FEATURES

Modbus
I O 101/104
DNP3
DIGITAL OPEN
IN/OUT PROTOCOL

` Up to 26 external digital triggers from ` Class 0.2S IEC 62053-22 / Class 0.2 C12.20
protection relays; onboard zero-sequence four-quadrant active and reactive energy
currents and volts, current and voltage polyphase meter
unbalance; fault waveforms and fast RMS trace;
` Demand Meter: amps, volts, harmonic demands
cross triggering between multiple devices via
digital inputs for synchronous event capture and ` Precise Energy and Power Demand Meter: Time-
recording of-Use (TOU), 16 Summary (totalization) and
TOU energy and demand registers for substation
` Event recorder for logging internal diagnostics
energy management; accumulation of energy
events, control events and I/O operations.
pulses from external watt-meters; block and
` 8 Fast Waveform recorders: 7-channel (V1-V3, sliding demands; up to 64 energy sources
I1-I4) simultaneous recording; selectable AC
` Harmonic Analyzer: up to 63rd harmonic for volts
sampling rate of 32, 64, 128 or 256 samples
and amps; directional power harmonics and
per cycle; 20 pre-fault cycles; synchronized
power factor; phasor, symmetrical components
waveforms from multiple devices in a single plot;
exporting waveforms in COMTRADE and PQDIF ` 32 digital counters for counting pulses from
file formats is possible via PAS software external sources and internal events

` Embedded Programmable Controller: 64 control ` 16 programmable timers from 1/2 cycle to 24

setpoints, OR/AND logic, extensive triggers, hours for periodic recording and triggering
programmable thresholds and delays, relay operations on a time basis
control, event-driven data recording, cross
` 1-ms satellite-synchronized clock (IRIG-B time-
triggering between multiple devices via ethernet
code input - future release)
for synchronous event capture and recording –
up to sixteen triggering channels ` Backup power supply unit

` 3-phase Power meter: true RMS, volts, amps, ` 4 daisy-chain slots for plug-in I/O/COM modules
powers, power factors, unbalance, and neutral
` ExpertPower client for MODBUS/TCP
current
communication with either a Remote or Local
(Stand Alone) SATEC’s ExpertPower server

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` TCP notification client for communicating with

Communication and I/O
a remote MODBUS/TCP server on events or
periodically on a time basis, with any IP enable Modular Expansion Options
communication port
The PRO Series meters feature a large range of
` 16GB memory for long-term waveform and data communication capabilities, as below:
recording

` Real Time Clock; Internal clock with battery UP TO 4 EXPANSION MODULES SIDE BY SIDE
backup for three years retention time
` Up to 2 expansion modules: self-energized.

` 3 expansion modules: requires AUX power

supply module
AC Measurements
The PRO Series is provided with fully isolated AC
OPTIONAL BUILT-IN I/O PORTS
inputs for connecting to AC feeders:
` 2 optically isolated inputs, 24V DC dry contact;
` Three isolated AC voltage inputs
programmable de-bounce time from 1ms to 1s;
(Rating: 10-1000V AC (L-L) @ 50/60 Hz)
control setpoints, 1pps time synchronization;
` Four isolated AC current inputs 1ms sampling rate
(see pg. 2 for options)
` 1 Solid State Relay output; unlatched, latched
and pulse operations, fail-safe operation
for alarm notifications; programmable pulse
DC Measurements width; direct remote relay control through
communications
The PRO Series measures DC voltage and current,
calculating DC Power. ` 1 optically isolated analog input; 1mA to 20mA

` Three isolated DC voltage inputs (from 10

to 820V DC). Optional: up to 3000V DC (via
adapter)

` DC Voltage Accuracy - 0.2%

` Four isolated DC current inputs up to 3000A DC

(via Hall Effect sensors)

` DC Current Accuracy - 0.2%

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OPTIONAL DIGITAL I/O MODULES

Communication Options
` 8 DI: 8 optically isolated digital input options:
The PRO Series has extensive communication
` Dry contacts
capabilities, including:
` 24/48/125/250V AC/DC wet inputs.
Programmable de-bounce time from 1ms to
1s; 1ms sampling rate; control setpoints, pulse STANDARD COMMUNICATION PORTS
counters and Energy / TOU sub-system, 1pps
` Serial communication port; RS-485, up to
time synchronization; 1ms sampling rate
115,200 bps, MODBUS RTU/ASCII, DNP3.0 and IEC
` 4RO: 4 relays: Electro-Mechanic (EMR) or Solid 60870-5-101 protocols
State (SSR) relay option. Unlatched, latched
` 2 × Ethernet 10/100 Base-T port, supporting
and pulse operations, fail-safe operation for
MODBUS/TCP, DNP3.0/TCP, IEC 60870-5-104
alarm notifications, programmable pulse
and IEC 61850 protocols, up to 10 non-intrusive
width and direct remote relay control through
simultaneous connections per Ethernet port
communications
` Infrared port (19,200 bps) supporting MODBUS
RTU/ASCII, DNP3.0 protocols and IEC 62056-21
OPTIONAL AUXILIARY POWER SUPPLY MODULE
for local meter data exchange
` Auxiliary Power Supply:
` USB 2.0 port (type C)
88-264V AC, 125-300V DC

APPLICATIONS

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TECHNICAL SPECIFICATIONS

INPUT RATINGS DIGITAL OUTPUT (1 DO)

Solid State relay
VOLTAGE INPUTS
1 relays rated at 0.15A/250 V AC/DC, 1 contact (SPST Form A)
Operating range * 10-1000V AC (L-L)
Galvanic isolation 4000V AC @ 1mn
Operating range for 10-820V DC
direct DC Voltage* Operate time 1 ms max.
Input impedance 4MΩ Release time 0.25 ms max.
Burden for 400V ≤ 0.04VA Update time 1 cycle
Burden for 120V < 0.01VA Connector type removable, 4 pins
Isolation 4000V AC @ 1mn Wire size 14 AWG (up to 1.5 mm2)
Wire size up to 14 AWG (≤ 2.5 mm2)
ANALOG INPUT (1 AI)
Universal (-1mA to 20mA; range configurable: ±1mA,
CURRENT INPUTS 0…1mA, 0…20mA, 4…20mA etc.)
1. 1A or 5A from CT secondary (standard) Galvanic isolation 4000VAC @ 1mn
Operating range Continuous 10A RMS Scan time 1 ms
Burden < 0.2 VA @ In=1A or 5A Connector type removable, 5 pins
Overload withstands 15A RMS continuous, 200A (20 × Wire size 14 AWG (up to 1.5mm2)
Imax) RMS for ½ second
Accuracy < 0.5% FS
OPTIONAL INPUTS
Terminal pitch 5mm
2. DC 0-20 mA input
for DC Hall Effect Sensors
3. HACS 0-20mA inputs for solid or split ADD-ON MODULES
core CTs (SATEC High Accuracy DIGITAL INPUTS (8 DI)
Current Sensors)
Dry Contacts, internally @ 24V DC
wetted
GWP SENSOR INTERFACE (V/I) Wet contact @ 250V DC (8DI only)
Voltage input (3.25/√3) V Sensitivity Open @ input resistance >100 k**,
Closed @ Input resistance < 100**
Burden 200kΩ ±1%
Galvanic isolation 4000V AC @ 1mn
Connector type 2 wires
Internal power supply 24V DC
Current input 225mV
Scan time 1 ms
Burden >20kΩ
Connector type removable, 2 x 5 pins
Connector type 2 wires
Wire size 14 AWG (up to 1.5 mm2)

DIGITAL/ANALOG I/O DIGITAL OUTPUTS (4 DO)

BUILT-IN (OPTIONAL) Electromechanical relay - DRY contact (option 1)

DIGITAL INPUTS (2 DI) 4 relays rated at 5A/250V AC; 5A/30V DC, 1 contact (SPST
Form A)
Dry Contacts, internally @ 24V DC
wetted Galvanic isolation:
Between contacts & coil 3000V AC @ 1mn
Galvanic isolation 4000V AC @ 1mn Between open contacts 750V AC
Internal power supply 24V DC Operate time 10 ms max.
Scan time 1 ms Release time 5 ms max.
Connector type removable, 5 pins Wire size 14 AWG (up to 1.5 mm2)
Wire size 14 AWG (up to 1.5 mm2)
Terminal pitch 5mm

* UL listing covers nominal voltage up to 277/480V AC (L-N/L-L)

** Measuring up to 3000V DC is possible via adapter

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Solid state relay - DRY contact (option2)

ETHERNET PORT (DUAL / 2 PORTS)
4 relays rated at 100mA/800V AC, 1 contact (SPST Form A)
Transformer-isolated 10/100 Base-T Ethernet port – RJ45
Galvanic isolation
Between contacts & coil 5000V AC @ 1mn Supported protocols: MODBUS/TCP (Port 502)
Between open contacts 800V peak DNP3/TCP (Port 20000)
IEC 60870-5-104 (Port 2404)
Operate time 5 ms max.
IEC 61850 (Port 102)
Release time 5 ms max.
Number of simultaneous 10 (5 MODBUS/TCP + 5 DNP3/TCP)
Wire size 14 AWG (up to 1.5 mm2) connections
Update time 1 cycle Isolation 4000V AC @ 1mn
Wire size 14 AWG (up to 1.5 mm )2

ADDITIONAL SPECIFICATIONS
POWER SUPPLY REAL-TIME CLOCK
Rated input 57.7-277V AC @ 50/60 Hz, Accuracy Typical error ±15 seconds per
48-290V DC month / < 5 minutes/year @ 25˚C
Tolerance ±15%
Burden 11VA@V AC, 6VA@V DC LOG MEMORY
Isolation 4000V AC @ 1mn 16GB memory for long-term waveform and data recording
Wire size Up to 14 AWG (≤ 2.5 mm2)

AUXILIARY POWER SUPPLY (AS MODULE) DISPLAY

Rated input 88-264V AC / 125-300V DC PM335 - 3.5” LCD TFT color Display, 320 × 480 dots resolution
Output 5W EM235 - 1.77” LCD TFT color Display, 120 × 160 dots resolution
Burden 15VA
Withstanding 4kV AC @ 1min ENVIRONMENTAL CONDITIONS
Wiring L/+, N/- Operating temp. -40°C to +70°C ( 40°F to 158°F)
Wire size up to 12 AWG (≤ 2.5 mm2) Display op. temp. -20°C to +70°C ( 4°F to 158°F)
Storage temperature -40°C to +85°C ( 40°F to 185°F)
Humidity 0 to 95% RH non condensing
COMMUNICATION PORTS
Degree of protection IP51
COM1
RS-485 optically isolated port. Baud rate up to 115200bps
Isolation 4000V AC @ 1mn CONSTRUCTION
Supported protocols MODBUS RTU Weight 0.70kg (1.54 lb.)
DNP3 Dimensions (PM335) 108.6 × 74.7 × 113.3 mm
SATEC ASCII
Dimensions (EM235) 89.5 × 72 × 90 mm
IEC 60870-5-101

MATERIALS
COM4
Case enclosure Plastic PC/ABS blend
InfraRed COM port, Front Panel access with magnetic head
Display body Plastic PC/ABS blend
Supported protocols MODBUS RTU & DNP3
IEC 62056-21 Front panel Plastic PC
(for local meter data exchange) PCB FR4 (UL94-V0)
Isolation 4000V AC @ 1mn Terminals PBT (UL94-V0)
Plug-in connectors Polyamide PA6.6 (UL94-V0)
Labels Polyester film (UL94-V0)

* Meets standard requirements

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STANDARDS COMPLIANCE

ELECTROMAGNETIC IMMUNITY ELECTROMAGNETIC EMISSION

` IEC 62052-11, CLC/TR 50579 (conducted ` IEC 61000-6-4* Radiated/Conducted class B
disturbances 2-150kHz), IEEE C62.41 and C37.90.1 ` IEC CISPR 22* Radiated/Conducted class B
` IEC 61000-6-2 ` Emission per EN55011/22 class B, FCC p.15 class B
` IEC 61000-4-2 level 3: Electrostatic Discharge
` IEC 61000-4-3 level 3: Radiated Electromagnetic
SAFETY/CONSTRUCTION
RF Fields
` IEC 61010, IEC 62052-11 & IEC 61557-12
` IEC 61000-4-4 level 3: Electric Fast Transient
` UL61010-1, Safety Requirements for Electrical
` IEC 61000-4-5 level 3: Surge
Equipment for Measurement, Control, and
` IEC 61000-4-6 level 3: Conducted Radio
Laboratory Use - Part 1: General Requirements ,
Frequency
Edition 3, Revision Date 07/19/2019
` IEC 61000-4-8: Power Frequency Magnetic Field
` CSA C22.2 No. 61010-1, Safety Requirements
` ANSI/IEEE C37.90.1: Fast Transient SWC
for Electrical Equipment for Measurement,
Control, and Laboratory Use - Part 1: General
ENVIRONMENTAL Requirements, Edition 3, Revision Date 11/2018
` IEC 60529: Protection ` AC Impulse Insulation: Meets IEC 62052-11:4000V
` IEC 60068-2-1: Cold AC for 1 minute, 6KV/500Ω @ 1.2/50 μs impulse
` IEC 60068-2-2: Dry Heat ` IEC 60068-2-6: Vibration (sinusoidal)
` IEC 60068-2-30: Damp Heat ` IEC 60068-2-27: Shock Test
` IEC 60068-2-5: Solar Radiation ` IEC 60068-2-75: Hammer Test
` AS 62052-11*
` NMI M6-1*
ACCURACY
` IEC62053-22:2003, class 0.2S
` IEC 62053-24:2014, class 0.5S
` ANSI C12.20 –2015, class 10 (0.2%)

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ORDER STRING

MODELS
PM335 Panel Mount Power Meter PRO-PM335
EM235 DIN-rail Mount Power Meter PRO-EM235
Transducer Version PRO-RPM035

OPTIONS
CURRENT INPUTS
5 Ampere 5A
1 Ampere 1A
5A split core remote high accuracy current sensor (HACS), RS5
50/60Hz only
High Accuracy Current Sensors (HACS), 50/60Hz only HACS
Requires ordering of 3 HACS
GWP: dedicated low voltage interface for GWP sensors GWP
CALIBRATION AT FREQUENCY
50 Hz 50HZ
60 Hz 60HZ
POWER SUPPLY
88-320V AC / 40-290V DC ACDC
INTEGRATED I/Os
2 x digital inputs (dry contact), 1 x Solid State Relay IOS
output, 1 x Universal Analog Input (-1mA to 20mA)
DISPLAY LANGUAGE
English EN
TESTING AND CERTIFICATE
Full functional test, calibration at various work loads & -
detailed test report
Full functional test, calibration at various work loads & CC
detailed test report plus ISO 17025 and ILAC certified
calibration certificate
OPTIONAL PROTOCOLS
IEC 61850 Communication Protocol 850

OPTIONAL MODULES *
I/O (MAX. 3 MODULES PER DEVICE)
4 Relay Outputs - 250V / 5A AC EMR4
4 SSR Outputs - 250V / 0.1A AC SSR4
8 Digital Inputs - Dry Contact DI8-DRC
8 Digital Inputs - 24V DC DI8-24V
8 Digital Inputs - 48V DC DI8-48V
8 Digital Inputs - 125V DC DI8-125V
8 Digital Inputs - 250V DC DI8-250V
AUXILIARY POWER SUPPLY (MAX. 1 PER DEVICE)
AUX. P.S. AC/DC 88-264V AC / 125-300V DC AUX-ACDC

* Auxiliary power supply required when configured with 3 modules

Specifications are subject to change without notice. Copyright © 2021-2022 SATEC Ltd. PRO SERIES Datasheet December 2022
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