ES-9551 Rev.3

W100

WEIGHING INDICATOR W100 SERIES

WEIGHING INDICATOR

Functions & Features
• Highly visible LCD with white characters
• Function for automatic quantitative feeding control 
• A maximum of 32 codes to be registered 
• 12-point discrete outputs and 12-point discrete inputs
• IP65 front panel

MODEL: W100-001-M2[1]

ORDERING INFORMATION

• Code number: W100-001-M2[1]
Specify a code from below for [1].
  (e.g. W100-001-M2/Q)
• Specify the specification for option code /Q
  (e.g. /C01)

SD CARD

0: Without

ANALOG OUTPUT

0: None

COMMUNICATION MODE

1: Modbus-RTU

POWER INPUT

AC Power
M2: 100 – 240 V AC (Operational voltage range 85 – 264 V,
 47 – 66 Hz)

[1] OPTIONS

blank: none
/Q: With options (specify the specification)

SPECIFICATIONS OF OPTION: Q

COATING (For the detail, refer to our web site.)
Moving parts and indicators are not coated.
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

GENERAL SPECIFICATIONS

Construction: Panel flush mounting
Degree of protection: IP65; applied to the front of weighing indicator unit when the unit is mounted to a panel surface with the specified panel cutout.
Connection
Power supply: Euro type connector terminal
   Applicable wire size: 0.2 - 2.5 mm2
   Stripped length: 10 mm
Discrete I/O: Spring clamp terminal
   Applicable wire size: 0.2 - 1.5 mm2
   Stripped length: 10 mm
RS-485: Spring clamp terminal
   Applicable wire size: 0.2 - 1.5 mm2
   Stripped length: 10 mm
Load cell input: Spring clamp terminal
   Applicable wire size: 0.2 - 1.5 mm2
   Stripped length: 10 mm
Housing material: Flame-resistant resin (black), steel
Isolation: Load cell input or excitation to discrete output or discrete input to RS-485 to power to FE to housing
Tare adjustment: Via the front button control or by the external contact input
Setting: Below items are programmable with front buttons
• Scaling
• Discrete output setting value
• Hysteresis (deadband)
• No. of samples for moving average
• Others
(Refer to the Users Manual (EM-9551-B) for details.)
Averaging: None or moving average
Lockout setting: Prohibiting certain operations; protecting settings
Digital lowpass filter: Cutoff frequency (0.1 to 300.0 Hz)

MODBUS COMMUNICATION

Protocol: Modbus-RTU
Configuration: Bus type multi-drop
Communication: Half-duplex, asynchronous, no procedure
Standard: Conforms to TIA/EIA-485-A
Transmission distance: 500 meters max.
Transmission media: Shielded twisted-pair cable
(CPEV-S 0.9 dia.)
Setting: Programmable with front buttons
Baud rate: 2400, 4800, 9600, 19.2k, 38.4 k (*), 57.6 k, 115.2 k bps
Parity: None, Odd (*), Even
Stop bit: 1 (*) or 2
Internal terminating resistor: 110 Ω; Turned ON (*) or OFF with DIP SW
(*) Ex-factory setting

DISPLAY

Display: LCD with 7-segment characters in white
  Main display: 8 digits; 14.4 mm character height
  Sub display: 20 digits; 4.3 mm character height
Display range: -99999 to 99999
Decimal point position: 10-1, 10-2, 10-3 or none
Zero indication: Higher-digit zeros are suppressed.
Over-range indication: "Load (or -Load)" is displayed when an input voltage is out of range.
Status indications
  SP1: Turns ON when SP(Setpoint)1 output signal is ON.
  SP2: Turns ON when SP(Setpoint)2 output signal is ON.
  SP3: Turns ON when SP(Setpoint)3 output signal is ON.
  COMPL: Turns ON when COMPL(completion) signal is ON.
  TARE: Turns ON when TARE signal is ON.
  NET: Turns ON when NET signal is ON.
  OUT1: Turns ON when the assigned output signal is ON.
  OUT2: Turns ON when the assigned output signal is ON.
Sub display indication
  Engineering unit: t, g, kg, none
  STAB: Turns ON when the weight value is stable.

INPUT SPECIFICATIONS

Load cell input
• Input voltage: -2.5 – +5.1 mV/V 
• Zero adjustment: -2.5 – +2.0 mV/V
• Span adjustment: 0.02 – 3.0 mV/V
• Excitation voltage: 5 V±5%
• Maximum current: 90 mA
   (A max. of 6 350 Ω load cells can be connected in parallel.)
• Load resistance: 55 Ω min.
Discrete input (12-point): open collector; dry contact

OUTPUT SPECIFICATIONS

Discrete output x 12 points
• Open collector output
   Rating
: 30 V @ 80 mA (resistive load)

INSTALLATION

AC:
 Approx. 8 VA at 100 V
 Approx. 9 VA at 200 V
 Approx. 10 VA at 264 V
Operating temperature: -10 to +55°C (14 to 131°F)
Operating humidity: 10 to 90 %RH (non-condensing)
Mounting: Panel flush mounting
Weight: 700 g (1.5 lb)

PERFORMANCE in percentage of max. span

Accuracy
 Display
: ±0.01% FS ±1 digit
Temp. coefficient: ±0.002%FS/°C (±0.001%FS/°F)
Input resolution: Max. 24 bits
Sampling rate: 100/sec.
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute (load cell input or excitation to discrete output or discrete input to RS-485 to power to FE to housing)

STANDARDS & APPROVALS

CE conformity:
EMC Directive 
  EN 61326-1
Low Voltage Directive
  EN 61010-1
  Installation Category II (power input)
  Pollution Degree 2
Load cell input or discrete input/output or Modbus to power: Reinforced insulation (300 V)
RoHS Directive

EXTERNAL VIEW

COMMUNICATION CABLE CONNECTIONS

DIMENSIONS unit: mm (inch)

MOUNTING REQUIREMENTS unit: mm

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

Note: In order to improve EMC performance, bond the FE terminal to ground.
Caution: FE terminal is NOT a protective conductor terminal.