• Automatic reset only (non-latching)
  
• Automatic + manual reset at any time (non-latching)
  
• Latching (manual reset only)
  
• Latching with Clear (manual reset only after alarm condition has cleared)
  
• Pump alternation control (automatic reset only)
  
• Sampling (activated for a user-specified time)
• User selectable fail-safe operation
• Relay action for loss(break) of 4-20 mA input signal
• Time delay (on and off), independent for each relay
• Manual control mode
  
  
  

SPECIFICATIONS
Except where noted all specifications apply to operation at +25°C

General
Display: Main display: 0.60" (15 mm) high, second display: 0.46" (12 mm) high. Both displays are 6 digits (-99999 to 999999), red LEDs with leading zero blanking.
Display Intensity: Eight intensity levels
Display Update Rate: 5/second (200 ms)
Overrange: Display flashes 999999
Underrange: Display flashes -99999
Front Panel: NEMA 4X, IP65
Programming Methods: Four front panel buttons, PC based linearization utility, cloning using Copy function, or via digital inputs
Noise filter: Programmable from 2 to 199 (0 will disable filter)
Filter Bypass: Programmable from 0.1 to 99.9% of calibrated span
Recalibration: Calibrated at the factory. Recalibration is recommended at least every 12 months
Max/Min Display: Max (peak) / min (valley) readings reached by the process are stored until reset by the user or until power to the meter is turned off
Password: Three programmable passwords restrict modification of programmed settings. Pass 1: Allows use of the F1–F3 function keys. Pass 2: Allows use of the F1–F3 function keys and changing the set/reset points. Pass 3: Restricts all programming and F1–F3 keys
Note: Digital inputs are not password protected
Non-Volatile Memory: All programmed settings are stored in nonvolatile memory for a minimum of ten years if power is lost
Power Options: 85-265 VAC 50/60 Hz, 90-265 VDC 20 W max or jumper selectable 12/24 VDC ±10%, 15W max.
Fuse: Required external fuse: UL Recognized, 5 A max, slow blow; up to 6 meters may share one 5 A fuse
Isolated Transmitter Power Supply: 5, 10, or 24 VDC selectable by internal jumper. 24 VDC ± 5% supply rated @ 200 mA max (100 mA max for 12/24 VDC powered models). The 5 or 10 VDC supplies rated @ 50 mA max
Normal Mode Rejection: Greater than 60 dB at 50/60 Hz
Isolation: 4 kV input/output-to-power line. 500 V input-to-output or output-to-P+ supply
Environmental: Operating temperature range: -40 to 65°C. Storage temperature range: -40 to 85°C. Relative humidity: 0 to 90% non-condensing
Connections: Removable screw terminal blocks accept 12 to 22 AWG wire, RJ45 for external relays, digital I/O, and serial communication adapters
Enclosure: 1/8 DIN, high impact plastic, UL 94V-0, color: black
Mounting: 1/8 DIN panel cutout required: 3.622" x 1.772" (92 mm x 45 mm). Two panel mounting bracket assemblies are provided
Tightening Torque: Screw terminal connectors: 5 lb-in (0.56 Nm)
Overall Dimensions: 4.68" x 2.45" x 5.64" (119 mm x 62 mm x 143 mm) (W x H x D)
Weight: 9.5 oz (269 g)
UL File Number: UL & c-UL Listed. E160849; 508 Industrial Control Equipment
Warranty: 3 years parts & labor

Process Input
Inputs: Field selectable: 0-20, 4-20 mA, ±10 VDC (0-5, 1-5, 0-10 V)
Accuracy: ±0.03% of calibrated span ±1 count, square root & programmable exponent accuracy range: 10-100% of calibrated span
Math Function: Linear, square root, programmable exponent, or round horizontal tank volume calculation
Multi-Point Linearization: 2 to 32 points
Programmable exponent:1.0001 to 2.9999
Low-Flow Cutoff: 0-999999 (0 disables cutoff function)
Temperature Drift: 0.005% of calibrated span/°C max from 0 to 65°C ambient, 0.01% of calibrated span/°C max from -40 to 0°C ambient
Decimal Point:Up to five decimal places or none: d.ddddd, dd.dddd, ddd.ddd, dddd.dd, ddddd.d, or dddddd
Calibration Range: Minimum span: 0.15 mA or 0.10 V An Error message will appear if input 1 and input 2 signals are too close together.
Input Impedance: Voltage ranges: greater than 1 MΩ. Currentranges: 50 - 100 Ω (depending on resettable fuse impedance)
Input Overload: Current input protected by resettable fuse, 30 VDC max. Fuse resets automatically after fault is removed

Relays
Rating: 2 or 4 SPDT (Form C) internal and/or 4 SPST (Form A) external; rated 3 A @ 30 VDC and 125/250 VAC resistive load; 1/14 HP @ 125/250 VAC for inductive loads
Noise Suppression: Noise suppression is recommended for each relay contact switching inductive loads Deadband: 0-100% of span, user programmable
High or Low Alarm: User may program any alarm for high or low trip point. Unused alarm LEDs and relays may be disabled (turned off)
Relay Operation: Automatic (non-latching), latching (requires manual acknowledge), sampling (based on time), and pump alternation control (2 to 8 relays)
Relay Reset: User selectable via front panel buttons or digital inputs
  1. Automatic reset only (non-latching), when input passes the reset point
  2. Automatic + manual reset at any time (non-latching)
  3. Manual reset only, at any time (latching)
  4. Manual reset only after alarm condition has cleared
Note: Front panel button or digital input may be assigned to acknowledge relays programmed for manual reset
Time Delay: 0 to 999.9 seconds, on & off relay time delays. Programmable and independent for each relay
Fail-Safe Operation:Programmable and independent for each relay
Note: Relay coil is energized in non-alarm condition. In case of power failure, relay will go to alarm state
Auto Initialization: When power is applied to the meter, relays will reflect the state of the input to the meter

Isolated 4-20 mA Transmitter Output
Output Source: Process variable (PV), max, min, or set points 1-8
Scaling Range: 1.000 to 23.000 mA for any display range
Calibration: Factory calibrated: 4.000 to 20.000 = 4-20 mA output
Accuracy: ± 0.1% FS ± 0.004 mA
Temperature Drift: 0.005% of calibrated span/°C max from 0 to 65°C ambient, 0.01% of calibrated span/°C max from -40 to 0°C ambient
Note: Analog output drift is separate from input drift
Isolated Transmitter Power Supply: Terminals I+ & R: 24 VDC ± 5% @ 40 mA maximum, may be used to power the 4-20 mA output or other devices. Present on both AC & DC powered units.
External Loop Power Supply: 35 VDC maximum
Output Loop Resistance:

Power supply	Minimum	Maximum
24 VDC	10 Ω	700 Ω
35 VDC (external)	100 Ω	1200 Ω

Serial Communications
Meter Address: 1 - 247
Baud Rate: 300 - 19,200 bps
Transmit Time Delay: Programmable between 0 and 199 ms or transmitter always on for RS-422 communication
Data: 8 bit (1 start bit, 1 stop bit)
Parity: None
Turn Around Delay: Less than 2 ms (fixed)

Digital I/O Expansion Module
Channels: 4 digital inputs & 4 digital outputs per module
System: Up to 2 modules for a total of 8 inputs & 8 outputs
Digital Input Logic: High: 3 to 5 VDC Low: 0 to 1.25 VDC
Digital Output Logic: High: 4.75 to 5 VDC Low: 0 to 0.4 VDC
Source Current: 10 mA maximum
Sink Current: 1.5 mA minimum
+5 V Terminal: To be used as pull-up for digital inputs only

4-Relay Expansion Module
Relays: (4) Form A (SPST) rated 3 A @ 30 VDC and 125/250 VAC resistive load; 1/4 HP @ 125/250 VAC for inductive loads