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ASHE STL-94 Operation Manual

Stream selector
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ASHE CONTROLS PRIVATE LIMITED.
S
S
STL-94
TREAM
ELECTOR
Operation Manual
OPERATION MANUAL
STREAM SELECTOR
F
C
OUR
HANNEL
STL-94
ASHE CONTROLS PRIVATE LIMITED.

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Summary of Contents for ASHE STL-94

  • Page 1 ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual OPERATION MANUAL STREAM SELECTOR HANNEL STL-94 ASHE CONTROLS PRIVATE LIMITED.

  • Page 2: Run Mode

    4 line back-lit LCD display which shows the process status and various setting parameters for application specific timing and control of the four Streams. The STL-94 instrument provides a total of 12 nos. of potential free relay contacts with LED indications on the front panel.

  • Page 3: Pause Mode

    Latched 4. MANUAL MODE The Stream Selector instrument STL-94 can be operated manually by means of the front selection key. The MANUAL MODE is available in both modes of operation, viz.: Timer and Pulse Modes. When the instrument is in MANUAL MODE, the Manual LED on the front panel will light up.

  • Page 4: Auto Mode

    Operation Manual 5. AUTO MODE The instrument STL-94 can be operated automatically by means of the key on the front keypad. When the instrument is in AUTO MODE, the AUTO LED on the front panel will glow. The Stream selection is done by the internal microcontroller as per user settings.

  • Page 5: Page Mode

    ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual 6. PAGE MODE The PAGE MODE provides the operator with the last updated process values for all Streams on one screen. The process values of all channels can be viewed by pressing the PAGE/INC key on the front panel.
  • Page 6 SETTINGS OF PARAMETERS POWER ON SCREEN The ASHE STL-94 operates on universal AC power supply of 90 to 270 VAC, 50 Hz. When the instrument is powered On, the display will go blank with only backlight for a period of 5 seconds.
  • Page 7 If there is no key process for 10 seconds, then the display will time out and return to the process screen. INPUT CALIBRATION MODE The ASHE Stream Selector Model STL-94 is factory calibrated. As such, the instrument does not require any recalibration at the customer’s side. So do not enter into Input Calibration Mode unless the instrument requires recalibration.
  • Page 8 Input Calibration Mode. After pressing the MODE key, the LCD Display will return to PROCESS SCREEN. INPUT RANGE MODE: - The ASHE Stream Selector Model STL-94 has the facility to change the resolution and range of the displayed process value.
  • Page 9 ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual Enter the number 02 into the Select Menu by using INC key in the PARAMETER SETTING MODE SCREEN. Press the MODE key to enter into Input Range Mode. After pressing the MODE key, the LCD Display...
  • Page 10 After pressing the MODE key, the LCD Display will return to the normal PROCESS SCREEN. STREAM SKIP MODE The ASHE Stream Selector Model STL-94 offers the facility to SKIP a particular stream from the process. Also one can set the Sampling Time of a Stream from 0001 to 9999 seconds which is useful during operation in Timer Mode.
  • Page 11 After pressing the MODE key, the LCD Display will return to the normal PROCESS SCREEN. STREAM ALARMS MODE The ASHE Stream Selector Model STL-94 provides individual Low and High Alarm for each stream. The Low and High Alarms can be set throughout the range.
  • Page 12 After pressing MODE key, the LCD Display will return to the normal PROCESS SCREEN. RETRANSMISSION (4-20 mA DC) OUTPUT CALIBRATION MODE The ASHE Stream Selector Model STL-94 provides individual 4 to 20 mA retransmission output for each stream. All retransmission outputs are factory calibrated and do not require recalibration at the customer’s side.
  • Page 13 Display will return to normal PROCESS SCREEN. SETTING MODE The ASHE Stream Selector Model STL-94 provides both, AUTO and MANUAL modes of operation. One can select AUTO or MANUAL mode directly from the front panel key. There are two sub-mode options in the AUTO mode of operation, viz.
  • Page 14 ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual After pressing the MODE key, the LCD Display shows : Start Channel Use the SHIFT key to shift the cursor to desired digit and INC key to select desired number of stream (01 to 04).

  • Page 15: Terminal Diagram

    ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual TERMINAL DIAGRAM The terminal details of the Stream Selector Model STL-94 are as under : UPPER ROW TERMINAL BLOCK NOTATION DETAILS RELAY -1 RELAY 2 STREAM OUTPUT RELAY RELAY 3 RELAY 4...
  • Page 16 ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual LOWER ROW TERMINAL BLOCK NOTATION DETAILS AC POWER SUPPLY 90-270 V AC, 50/60 Hz RELAY 7 RELAY 8 LOW ALARAM RELAYS RELAY 9 RELAY 10 NO CONNECTION NOCONNECTION RELAY 13 RELAY 14...

  • Page 17: Technical Specifications

    ASHE CONTROLS PRIVATE LIMITED. STL-94 TREAM ELECTOR Operation Manual TECHNICAL SPECIFICATIONS Model STL-94 Type Micro-controller based Stream Selector. Input Signal Analog 4 to 20 mA DC Digital Pulse Input (For Stream Selection) Number of Streams Four nos. Display 20 x 4 Alphanumeric LCD Display with white Backlight and Black Text.

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