SCM2 – FIELD

Hasler® controller

Contrôleur électronique embarqué pour les doseurs HASLER Group
Logo de la marque Hasler

The SCM2 is used for any type of HASLER® feeders
The SCM2 (Smart Control Module) is a single feeder control module to acquire and process feeder input data, command signals and to pilot the motor drive unit.

Technical sheet

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Feeder and Control Module - All in one

  • No switch cabinet needed
  • Less cabling on site
  • Direct serial communication with host system through various optional protocols.

Configuration and maintenance software allowing

  • Read & Write of parameters
  • Configure remote Inputs / Outputs
  • Diagnostics (data acquisition, trend graphic recorder, etc.)
  • Remote maintenance

Communication with the Host Sytem

  • Modbus TCP (Ethernet)
  • Modbus RTU (RS422)
  • Allen Bradley Data Highway (RS422)
  • Siemens 3964R (RS422)
  • Profibus DP (RS485)
  • Device-Net
  • Modbus Plus

Examples of mounting

Feeder with on-board SCM2
Frequency Inverter in remote location

Feeder with on-board SCM2
and Frequency Inverter

Detailed alarm information via SCM Display (SDU)

Cell connections

Digital load-cellAnalog load-cellAnalog strain-gauge laod cell (through converter) in 4 or 6 wires (up to 65 000 points resolution)

 Digital load-cell (1 million de points) i.e. SFT.

In any case, fast weight acquisition and adjustable digital filter allows to compensate structural vibrations

Technical data

Software applicationWBFSFMLWF

GRAVIT

MAMMUTHUS

POWDRIT

FLOWRIT

FLOW

GRAN

RBP / TVR
Massflow measurement
Massflow PID regulation
Prefeeding PID regulation
Proportioning valve control
Belt control (drift, slippage…)
Segmented belt taring
Periodic taring with by-pass function
Feeding gates control
Associated weighing hopper
On line calibration
Hopper feeding regulation
Weighing under inlet hopper
Continuous level measure in settling chamber
for prefeeding regulation
Density measurement for prefeeding correction
Segmented memorization of volumetric
throughput (feed factor)
Advanced fluidization of storage silo

Power requirements

  • Supply voltage : 115 VAC ±10% or 230 VAC ±10%
  • Supply frequency : 47 - 63 Hz
  • Max. Power Consumption : 50 W
  • Switch-On Current : Max. 2A for 2AC for 1 or 2 power cycles

Environmental ratings

  • Area Classification : General Purpose
  • Operating Ambient Temp. : -20°C to 60°C
  • Storage Ambient Temp : -25°C to 70°C
  • Operating Altitude : <3000m
  • Max. Humidity : 95% at 25°C without condensation (DIN 4004to 0 Class F)
  • Degree of Protection : IP65

Dimensions of SCM-F®

  • Height : 320 mm
  • Width : 316 mm
  • Depth : 123 mm

Dimensions of the SCM Display (SDU®)

  • Height : 140 mm
  • Width : 144 mm
  • Depth : 60 mm

Dedicated Inputs / Outputs

  • Digital Inputs (standard) (i.e., 24VDC...) : 8
  • Digital Outputs : 4
  • Digital Inputs for speed and index acquisition : 3
  • Analog Input : 1
  • Analog Output : 1

Remote Inputs / Outputs

  • Digital Inputs : 5-24-48 VDC / 24-120-230 VAC
  • Digital Outputs : 5-24 VDC / 230 VAC / Relai SPST-DPDT
  • Analog Inputs / Outputs : 0-20 mA / 4-20 mA / 0-10 V

Electrical Standards

  • General electrical emissions : EN 50081-2
  • General Electrical Immunity : EN 50082-2
  • Electrical safety : EN 61010-1

Alternative

The SCM2 is also available in a feeder integrated version : PANEL