Pulsafeeder Pulsar DLCM - Manual (Page 95)

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Low Voltage Inputs (cont)
Inputs Field Wiring
Location
Specification / Description
PULSAlarm
(Leak Detection) J4 Pin 3 is +
J4 Pin 4 is – Dry Contact. (Optically Isolated) – Do not apply powered signal.
Isolation: Not isolated from Digital Input or Motor Thermostat, 500 volts
from all other inputs, outputs and ground .
May be software configured as Normally Open or Normally Closed.
May be software configured to operate the Alarm Relay.
May be configured to turn the Pump Motor off.
Digital Input
Programmable as
Level Input
Or
Remote Run / Stop
J4 Pin 5 is +
J4 Pin 6 is – Dry Contact. (Optically Isolated) – Do not apply powered signal.
Isolation: Not isolated from PULSAlarm or Motor Thermostat, 500 volts
from all other inputs, outputs and ground.
May be software configured as Normally Open or Normally Closed.
May be software configured to operate the Alarm Relay (Level Input
Only).
May be configured to turn the Pump Motor off. (Level Input Only)
Low Voltage Outputs
Outputs Field Wiring
Location
Specification / Description
Analog Output Channel
Programmable
to output either
Calibrated stroke
length, percent speed,
Or
Calibrated flow
J5 Pin 1 is +
J5 Pin 2 is – Any signal within the range of 0 – 20mA (e.g.: 4-20).
Minimum span of 2mA.
Maximum load: 700 ohms.
Reverse Acting standard on all units, which is accessible via calibration.
Fused at 50mA protected against mis-wiring.
Surge Protection: 7.4 Joules
Isolation: 500 volts from all inputs and outputs.
Alarm Status J5 Pin 3 is +
J5 Pin 4 is – Dry Contact (Transistor Type)
VCE (SAT): 0.3 volts
Max forward current: 50mA
Maximum 32VDC
On-state resistance: 100 ohms
Isolation: 5000 volts from all inputs, outputs and ground.
Follows the state of High Voltage Alarm Output, which may be software
configured as Normally Open or Normally Closed.
Digital Output
Programmable as
Remote Run Status
Or
Stroke Counter
Or
Mode Indication
J5 Pin 5 is +
J5 Pin 6 is – Dry Contact (Transistor Type)
VCE (SAT): 0.3 volts
Max forward current: 50mA
Maximum 32VDC
On-state resistance: 100 ohms
Isolation: 5000 volts from all inputs, outputs and ground.
May be software configured as Normally Open or Normally Closed.
(Remote Run Status and Mode Indication only).