·Some details are not shown. Please refer to specification sheets for all information.

R9LWTU

Remote I/O R9 Series

MULTI POWER MONITORING UNIT
(Clamp-on current sensor CLSE, LonWorks)

Functions & Features
• Multi Power Monitoring Unit for LonWorks.
• By using clamp-on current sensors, there is no need of current transformers.
• Up to 8 circuits can be measured. (Common voltage measurement)
• Current sensors are easy to install in existing systems. Wide input range of 5 to 600 A is availabe.
• All measured values, counter values, display mode, setting data are stored in the non-volatile memory when power is off.
• By using SD card, data logging of current and power etc. with calendar is available.

MODEL: R9LWTU–2001–AD4[1]

ORDERING INFORMATION
• Code number: R9LWTU-2001-AD4[1]
Specify a code from below for [1].
  (e.g. R9LWTU-2001-AD4/Q)
• Specify the specification for option code /Q
  (e.g. /C01)

CONFIGURATION
2: Single-phase/2-wire, 3-phase/3-wire, single-phase/3-wire; 8 circuits

CONNECTION
0: Terminal block

I/O
0: Without

EXTENSION UNIT
1: With connection

AUXILIARY POWER SUPPLY
AD4: universal
100 – 240 V AC (Operational range 85 – 264 V, 50 / 60 Hz) /
110 – 240 V DC  (Operational range 99 – 264 V,
  ripple 10 %p-p max)

[1] OPTIONS
blank: none
/Q: With options (specify the specification)

SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

RELATED PRODUCTS
• Discrete I/O extension unit (model: R9WTU-ED)
• Multi power monitoring extension unit (model: R9WTU-EP)
• PC configurator software (model: PMCFG)
• XIF File (Device Interface File)
XIF file is used to define a LonWorks device when programmed on LonMaker.
The XIF files and Software are downloadable at M-System’s web site.
To connect the module to a PC a dedicated cable is required (refer to M-System's web site or instruction manual).
• Clamp-on current sensor (model: CLSE)
The clamp-on current sensors, not included in this product package, must be ordered separately. Required number depends upon the system configuration.
• SD card
A SD card is required to store data in the unit.
Use the specified model number of memory card.
Available for purchase from M-System. Consult M-System.
  - Hagiwara Solutions NSD6-004GH(B21SEI 
  (NSD6-004GH(A00SDI, NSDA-004GT,
  NSDA-004GL  ... discontinued)
  - Apacer Technology AP-ISD04GIS4B-3T
  (AP-ISD04GIS4B-T ... discontinued)

GENERAL SPECIFICATIONS
Construction: Stand-alone
Degree of protection: IP20
Connection 
  Auxiliary power or voltage input: M3.5 screw terminals (torque 0.8 N·m) 
  Current input: M3 screw terminals (torque 0.5 N·m)
  LonWorks: M3 screw terminals (torque 0.5 N·m)
Solderless terminal: Refer to the drawing at the end of the section.
   Recommended manufacturer: Japan Solderless Terminal MFG.Co.Ltd, Nichifu Co.,ltd 
Applicable wire size
  M3 screw terminal: 0.25 to 1.65 mm2 (AWG 22 to 16)
  M3.5 screw terminal: 1.04 to 2.63 mm2 (AWG 16 to 14)
Configuration: Single-phase/2-wire, single-phase/3-wire, 3-phase/3-wire
Screw terminal: Nickel-plated steel
Housing material: Flame-resistant resin (black)
Isolation: Sensor core to sensor output or current input or voltage input to LonWorks to auxiliary power to FE1
■ Measured variables
Voltage: R – N, S – N, T – N, R – S, S – T, T – R
Current: R, S, T, N
Active / reactive / apparent power: R, S, T, Σ
Power factor: R, S, T, Σ
Frequency
Active energy: Incoming
Reactive energy: Incoming lag
Active / reactive / apparent power intervals (demand) 
Average (demand) current: R, S, T, N  
Harmonic contents
: Σ
Voltage: R - N, S - N, T - N, R - S, S - T, T - R
Current: R, S, T, N
Max. and min. values
Calendar log (inserting SD card): Voltage, Current, power, electric energy, power factor
Operating mode setting: Connection, clamp-on sensor selection
Status indicators: Power, SD Card

LonWorks COMMUNICATION
Neuron Chip: FT3120 (NeuronID printed in numbers and bar code [peel-off code 39 format])
Transceiver: FT-X1 (equivalent to FTT10A)
  Transmission speed: 78 kbps
  Twisted-pair cable
  Distance, free topology: 500 meters
  Max. 64 nodes/channel
LNS: Ver. 3.0 Service Pack 8 or higher
Status indicator: ONLINE, ERR, TX/RX, SVCE (service)
Operation switch: Service, reset

INPUT SPECIFICATIONS
Frequency: 50 / 60 Hz (45 – 65 Hz)
Voltage Input
  Rated voltage
 
Between lines: 400 V AC
  •Line-neutral (phase voltage): 230 V (single-phase / 2-wire and 3-wire)
Input burden: ≤ ULN2 / 300 kΩ / phase
Overload capacity
: 200 % of rating for 10 sec., 120 % continuous
Selectable primary voltage range: 50 – 400 000 V
Current Input
CLSE-R5
: 0 – 5 A AC
CLSE-05: 0 – 50 A AC
CLSE-10: 0 – 100 A AC
CLSE-20: 0 – 200 A AC
CLSE-40: 0 – 400 A AC
CLSE-60: 0 – 600 A AC
Overload capacity: 120 % continous, 500 % for 10 sec.
Note: Use for the circuit not exceed 480 V
Selectable primary current range: 1 – 20 000 A (Using CLSE-R5 the unit is configurable only with LonMaker.)
Operational range
 Current
: 0 – 120 % of the rating
 Voltage: 10 – 120 % of the rating
 Apparent power: ≤ 120 % of the rating
 Active/reactive power: ±120 % of the rating
 Frequency: 45 – 65 Hz
 Power factor: ±1

INSTALLATION
Auxiliary power supply
AC: < 9 VA
DC: < 3 W
Operating temperature: -10 to +55°C (14 to 131°F)
Operating humidity: 30 to 90 %RH (non-condensing)
Atmosphere: No corrosive gas or heavy dust
Mounting: Surface or DIN rail
Weight: 500 g (1.1 lb)

PERFORMANCE
Accuracy (at 10 - 35°C or 50 - 95°F, 45 – 65 Hz)*1
Add the accuracy of the current sensor for overall values.
  Voltage: ±0.5 % of the rating*2
  Current: ±0.5 % of the rating*2
  Power: ±0.5 % of the rating*2
  Power factor: ±1.5 %
  Frequency: ±0.1 % of the rating*2
  Energy: ±1 %
  Harmonic contents: ±2 % of the rating*2
*1. Sensor error margin not included
*2. The described accuracy levels are ensured at the input 1% or more for neutral current in a 1-phase/3-wire circuit and phase-S current in an unbalanced 3-phase/3-wire circuit.
Data update period:
  Harmonic contents and frequency: ≤ 1 sec.
  Other: ≤ 500 msec.
Calendar clock: (with battery backup)
 Accuracy: Monthly deviation 3 minutes at 25°C
 Back up period: Approx. 2 years at 25°C without power
 With the power on, no battery drain
 Battery: Primary lithium battery (non-removable)
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute
(current input or voltage input to LonWorks to auxiliary power or FE1)

EXTERNAL VIEW

TERMINAL CONNECTIONS
Use the model CLSE clamp sensor for current inputs.
The figure below shows only one circuit.
A maximum of eight (8) current sensor inputs can be connected (Ch. 1 through Ch. 8).
Grounding is not required for low voltage circuits.

COMMUNICATION CABLE CONNECTIONS

TERMINAL ASSIGNMENTS

EXTERNAL DIMENSIONS unit: mm (inch)

MOUNTING REQUIREMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.