GF Signet 3-9950.393-2 Relay Module

SKU
3-9950.393-2
Manufacturer:
GF Signet
GF Signet

Key Features:

  • 2 Mechanical and 2 Solid State Relays
  • Interface up to four binary inputs
  • Inputs can be used to directly control the relays of the 9950
  • Inputs can be used with level, flow and pressure switches and other devices
$349.00

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GF Signet is offering their 3-9950.393-2 Relay Module with 2 Mechanical and 2 Solid State Relays.
General
Input ChannelsTwo frequency or S3L inputs
Enclosure and Display
Case MaterialPBT
WindowShatter-resistant glass
Keypad4 buttons, injection-molded silicone rubber seal
DisplayDot matrix, LCD
IndicatorsTwo horizontal digital bar graphs, four LED relay status indicators
Update Rate1 s
LCD Contrast5 settings
Size¼ DIN
Mounting
Panel¼ DIN, ribbed on four sides for panel mounting clip inside panel, silicon gasket included
WallWall Mount enclosure (sold as an accessory)
Terminal Blocks
Pluggable Screw TypeUse minimum 105 °C rated wire
Torque Ratings
 Power/Loop0.49 Nm (4.4 lb-in.)
Freq/S3L0.49 Nm (4.4 lb-in.)
Relay Module0.49 Nm (4.4 lb-in.)
Connector Wire Gauge
 Power, Loop12 to 28 AWG
Freq/S3L16 to 28 AWG
Relay Module Connector Wire Gauge
 Relay12 to 28 AWG
Environmental
Ambient Operating Temperature
DC Power-10 °C to 70 °C14 °F to 158 °F
AC Power-10 °C to 60 °C14 °F to 140 °F
Storage Temp-15 °C to 70 °C5 °F to 158 °F
Relative Humidity0 to 100% condensing for (front only); 0 to 95% non-condensing (rear panel)
Maximum Altitude4,000 m (13,123 ft)
Enclosure RatingNEMA 4X/IP65 (front face only)
Performance Specifications
System AccuracyPrimarily dependent upon the sensor
System ResponsePrimarily dependent upon the sensor. Controller adds a maximum of
150 ms processing delay to the sensor electronics.
Minimum update period is 100 ms
System response is tempered by the display rate, output averaging and sensitivity feature
Electrical Requirements
Power to Sensors 
     Voltage+4.9 to 5.5 VDC @ 25 °C, regulated
     Current30 mA Maximum
Short CircuitProtected
IsolationLow voltage (< 48 V AC/DC)
Power Requirements
DC (3-9950-1, 3-9950-2)24 VDC nominal (12 to 32 VDC, ±10% regulated), UL 60950-1 or UL
61010-1 Power Supply rated for operation at 4000 m altitude
AC (3-9950-2)100 to 240 VAC, 50 to 60 Hz, 24 VA
Maximum current200 mA (without optional relay module)*
 500 mA (with optional relay module)*
*The current draw of the other modules and the sensors are minimal
Current Loop12 to 32 VDC, ±10% regulated, 4 to 20 mA (30 mA max.)
Overvoltage protection48 Volt Transient Protection Device (for DC ONLY)
Current limiting for circuit protection
Reverse-Voltage protection
Input Types
Digital (S3L) or AC frequency
4 to 20 mA input via the 8058 iGo Signal Converter
Open collector
pH/ORP input via the Digital (S3L) output from the 2750 pH/ORP Sensor Electronics or 2751 Smart pH/ORP Sensor Electronics
Conductivity/Resistivity via the Digital (S3L) output from the 2850 Conductivity/Resistivity Sensor Electronics
Sensor Types

Flow, pH/ORP, Conductivity/Resistivity, Pressure, Temperature,
Level/Volume, Salinity, Dissolved Oxygen, Other (4 to 20 mA)

Sensor Input Specifications
Digital (S3L)Serial ASCII, TTL level, 9600 bps
Frequency Flow Sensors0.5 to 1500 Hz
     Sensitivity
     (for coil type sensors)
80 mV @ 5 Hz, gradually increasing with frequency to 2.5 V
     Freq. Range
     (for square wave type
     sensors)
0.5 Hz to 1500 Hz @ TTL level input or open collector
     K-Factor Range0.0001 to 9999999
     Accuracy± 0.5% of reading max error @ 25 °C
     Resolution1 μs
     Repeatability± 0.2% of reading
     Power Supply
     RejectionNo Effect ± 1 μA per volt
     Short CircuitProtected
     Reverse PolarityProtected
     Update Rate(1/frequency) + 100 ms
Binary Input (3-9950.393-3)
Input Voltage Range (without damage)-5 VDC to 30 VDC (No operation below 0 VDC)
Max. Current Rating6.0 mA
Max. Voltage Rating30 VDC
Maximum Input Voltage
for signal “Off ” (low or “0”)
1.5 VDC
Minimum Input Voltage
for signal “On” (high or “1”)
3.0 VDC
Maximum Current Draw for Signal “0” (low)≤ 500 μA DC
Minimum Current Draw for Signal “1” (high)500 μA
Typical Current Draw for Signal “1” (high)6.0 mA at 30 VDC, 4.8 mA at 24 VDC, 2.4 mA at 12 VDC, 1.0 mA at 5 VDC
Current Loop Specifications
Current Loop OutANSI-ISA 50.00.01 Class H (Passive, external voltage required)
Voltage12 to 32 VDC, ±10% regulated, UL 60950-1 or UL 61010-1 Power Supply
rated for operation at 4000 m altitude
Max. Impedance250 Ω @ 12 VDC500 Ω @ 18 VDC750 Ω @ 24 VDC
Span3.8 to 21 mA
Accuracy± 32 μA max. error @ 25 °C @ 24 VDC
Resolution6 μA or better
Temp. Drift± 1 μA per °C
IsolationLow voltage (< 48 VAC/DC)
Update Rate100 mS nominal
Zero4.0 mA factory set; user programmable from 3.8 to 5.0 mA
Full Scale20.0 mA factory set; user programmable from 19.0 to 21.0 mA
Power Supply Rejection± 1 μA per V
Actual Update Rate Determined by Sensor Type
Short Circuit and Reverse Polarity Protected
Adjustable Span, Reversible
Error ConditionSelectable error condition 3.6 or 22 mA or None
Test ModeIncrement to desired current (range 3.8 to 21.00 mA)
Analog Outputs2 Passive 4 to 20 mA Outputs in Base Unit
Relay Specifications
Dry-Contact Relays (3-9950.393-1, 3-9950.393-2, and 3-9950.393-3)
     TypeSPDT
     FormC
     Max. Voltage Rating30 VDC or 250 VAC
     Max. Current Rating5 A resistive
Solid-State Relays (3-9950.393-2)
     TypeSPDT
     FormC
     Max. Voltage Rating30 VDC or 30 VAC
     Max. Current Rating0.050 A resistive
HysteresisAdjustable (absolute in Engineering Units)
On Delay9999.9 seconds (max)
Cycle Delay99999 seconds (max)
Test ModeSet On or Off
Maximum Pulse Rate0 to 300 pulses/minute
Proportional Pulse0 to 300 pulses/minute
Volumetric Pulse Width0.1 to 3200 s
PWM Period0.1 to 320 s
Display Ranges
pH-1.00 to 15.00 pH
pH Temp.-99 °C to 350 °C-146 °F to 662 °F
ORP-1999 to +1999.9 mV
Flow Rate-9999 to 99999 units per second, minute, hour or day
Totalizer0.00 to 99999999 units
Conductivity0.0000 to 99999 μS, mS, PPM and PPB (TDS), kΩ, MΩ
Cond. Temp-99 °C to +350 °C-146 °F to 662 °F
Temperature-99 °C to +350 °C-146 °F to 662 °F
Pressure-40 to 1000 psi
Level-9999 to +99999 m, cm, ft, in, %
Volume0 to 99999 cm3, m3, in3, ft3, gal, L, lb, kg, %
Salinity0 to 100 PPT
Dissolved Oxygen0 to 50 mg/L, 0 to 200%
Shipping Weights
Base Unit0.63 kg1.38 lb
Relay Module0.19 kg0.41 lb
Standards and Approvals
 CE, UL, CUL, FCC
 RoHS Compliant, China RoHS
 Manufactured under ISO 9001 and ISO 14001 for Environmental
Management and OHSAS 18001 for Occupational Health and Safety
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