Pulse Input or Analog Input Batch Controller

Automatic batch control for repetitive liquid fill operations
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Batch controller by Laurel Electronics
Key Features
  • Provides automatic control for repetitive liquid fill operations
  • Accepts turbine flow meter pulse signals from 0 Hz to 1 MHz
  • Accepts 4-20 mA, 0-1 mA or 0-10V analog flow meter signals
  • 6-digit display scalable to ±999,999
  • Counts up from 0 to preset or down from preset to 0
  • Dual 8A relays for control with settable delay between cycles
Batch Controller Specifications
Display
Readout
Display Range
Zero Adjust
Span Adjust
Indicators
6 LED digits, 7-segment, 14.2 mm (.56"), red or green
-999999 to +999999, XXXXEX scientific notation beyond 999999
-999999 to +999999
0 to 999999
Four LED lamps
Pulse Inputs (FR signal conditioner)
Signal Types

Ch A Frequency, Max
Ch B Frequency, Max
Signal Ground
Minimum Signal
Maximum Signal
Maximum Frequency
Conversion Technique
Delay between batches
AC, pulses from NPN, PNP transistors, contact closures,
magnetic pickups.
1 MHz
250 kHz
Common ground for channels A & B
Nine ranges from (-12 to +12 mV) to (+1.25 to +2.1V)
250 Vac
1 MHz, 30 kHz, 250 Hz (selectable)
Inverse period
Selectable 10 ms to 199.99 s
Analog Input (V-to-F signal conditioner)
Signal Types
Conversion Technique
Update Rate
Gate Time
0-1 mA, 4-20 mA, 0-10V
Inverse period applied to 10 kHz- 110 kHz
50 ms (max)
Selectable 10 ms to 199.99 s
Power
Voltage, standard
Voltage, optional
Frequency
Power Isolation
85-264 Vac or 90-300 Vdc (DC operation not UL approved)
12-32 Vac or 10-48 Vdc
DC or 47-63 Hz
250V rms working, 2.3 kV rms per 1 min test
Excitation Output (standard)
5 Vdc
10 Vdc
24 Vdc
Output Isolation
5 Vdc ± 5%, 100 mA
10 Vdc ± 5%, 120 mA
24 Vdc ± 5%, 50 mA
50 Vdc to meter ground
Analog Output (optional)
Output Levels

Current compliance
Voltage compliance
Scaling
Resolution
Isolation
4-20 mA, 0-20 mA, 0-10V, -10 to +10V (single-output option)
4-20 mA, 0-20 mA, 0-10V (dual-output option)
2 mA at 10V ( > 5 kΩ load)
12V at 20 mA ( < 600 Ω load)
Zero and full scale adjustable from -99999 to +99999
16 bits (0.0015% of full scale)
250V rms working, 2.3 kV rms per 1 min test
(dual analog outputs share the same ground)
Relay Outputs (minimum of 2 relays required)
Relay Types

Current Ratings

Output common
Isolation
2 Form C contact relays or 4 Form A contact relays (NO)
2 or 4 Form A, AC/DC solid state relays (NO)
8A at 250 Vac or 24 Vdc for contact relays
130 mA at 140 Vac or 180 Vdc for solid state relays
Isolated commons for dual relays or each pair of quad relays
250V rms working, 2.3 kV rms per 1 min test
Serial Data I/O (optional)
Board Selections

Protocols
Data Rates
Digital Addresses
Isolation
EthernetEthernet-to-RS485 serverUSBUSB-to-RS485 server,
RS485 (dual RJ11), RS485 Modbus (dual RJ45), RS232.
Modbus RTU, Modbus ASCII, Laurel ASCII protocol
300 to 19200 baud
247 (Modbus), 31 (Laurel ASCII), 
250V rms working, 2.3 kV rms per 1 min test
Environmental
Operating Temperature
Storage Temperature
Relative Humidity
Protection
0°C to 60°C
-40°C to 85°C
95% at 40°C, non-condensing
NEMA-4X (IP-65) when panel mounted
Signal Connections
Signal connections to Laurel pulse input batch controller
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