LD4A05P0 Red Lion Controls, LD4A05P0 Datasheet

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LD4A05P0

Manufacturer Part Number
LD4A05P0
Description
4" High 5 1/2 Digit Red LED Analog
Manufacturer
Red Lion Controls
Type
Ammeter/Process/Voltager
Datasheet
1.LD4A05P0.pdf (15 pages)

Specifications of LD4A05P0

Accuracy
±0.01% %
Connection Type
Terminal Block
Digit Height
2.25
Dimensions
26"L×2.25"W×7.875"H
Display Digit Height
4 "
Display Resolution
16-Bit
Display Type
LED
Function
Ammeter/Process/Voltage
Material, Casing
Aluminum
Number Of Digits
5
Primary Type
Electronic
Range, Measurement
-99999 to 999999
Special Features
Programmable
Voltage, Supply
50 to 250/21.6 to 250 VAC/VDC
Universal Dc Input
200 μA to 200 mA, 200 mV to 200 V, and 4 to 20 mA/ 0 to 10 V
Universal Power Supply
50-250 VAC or 22-250 VDC
Sensor Excitation
24 VDC
GENERAL DESCRIPTION
process meter with scaling, serial communications and dual relay outputs. The 5
digit displays are available in either 2.25" or 4" high red LED digits with
adjustable display intensities. The 2.25" high models are readable up to 130 feet.
The 4" high models are readable up to 180 feet. Both versions are constructed
of a NEMA 4X/IP65 enclosure in light weight aluminum.
serial communications.
SAFETY SUMMARY
corresponding literature, or on equipment, must be observed to ensure personal
safety and to prevent damage to either the instrument or equipment connected to
it. If equipment is used in a manner not specified by the manufacturer, the
protection provided by the equipment may be impaired.
ORDERING INFORMATION
MODEL LD - LARGE DC VOLT/CURRENT/PROCESS DISPLAY
MODEL NO. DESCRIPTION
DIMENSIONS In inches (mm)
C C
LD Plug
The Large Display is a versatile display available as a DC volt, current, or
All models also come with dual Form C relay outputs and RS232 / RS485
All safety regulations, local codes and instructions that appear in this and
installation and operation of the unit.
LD2A
LD4A
Read complete instructions prior to
U L
R
CAUTION: Risk of Danger.
US LISTED
US LISTED
2.25" High 5 Digit Red LED Volt/Current Meter w/
Relay Output and RS232/RS485 Serial Comms
4" High 5 Digit Red LED Volt/Current Meter w/
Relay Output and RS232/RS485 Serial Comms
Panel Meter Plug for LD models
(NOT included in LD Product UL File)
IND. CONT. EQ.
parts of the equipment for safety purposes and must be
connected to an external protective earthing system.
51EB
The protective conductor terminal is bonded to conductive
AIR PRESSURE STABILIZATION VENT
CAUTION: Risk of electric shock.
C C
U L
R
X
Z
LABORATORY EQUIPMENT
US LISTED
US LISTED
PART NUMBER
LDPLUG00
LD2A05P0
LD4A05P0
3RSD
1
 2.25" & 4" HIGH RED LED DIGITS
 PROGRAMMABLE SCALING AND DECIMAL POINTS
 PROGRAMMABLE USER INPUT
 DUAL 5 AMP FORM C RELAY
 ALUMINUM NEMA 4X/IP65 CASE CONSTRUCTION
 RS232/RS485 SERIAL COMMUNICATIONS
 UNIVERSALLY POWERED
SPECIFICATIONS
1. DISPLAY: 5 digit, 2.25" (57 mm) or 4" (101 mm) intensity adjustable Red LED
2. POWER REQUIREMENTS:
3. INPUT RANGES: Jumper Selectable
4. OVERRANGE/UNDERRANGE INDICATION:
(-99999 to 99999)
AC POWER: 50 to 250 VAC 50/60 Hz, 26 VA
DC POWER: 21.6 to 250 VDC, 11 W
DC Out: +24 VDC @ 100 mA if input voltage is greater than 50 VAC/VDC
Isolation: 2300 Vrms for 1 min. to all inputs and outputs
D.C. Voltages: 200 mV, 2 V, 20 V, 200 V, 10 V
D.C. Currents: 200 A, 2 mA, 20 mA, 200 mA
D.C. Process: 4 to 20 mA, 1 to 5 VDC, 0/1 to 10 VDC
Input Overrange Indication: “
Input Underrange Indication: “
Display Overrange/Underrange Indication: “
200 mV
200 μΑ
2 mA
20 mA
200 mA
RANGE
RANGE
200 V
+24 VDC @ 50 mA if input voltage is less than 50 VDC
INPUT
INPUT
INPUT RANGE
20 V
10 V
2 V
1 - 10 VDC
4 - 20 mA
1 - 5 VDC
Y
ACCURACY @
0.1% of span
0.1% of span
0.1% of span
0.1% of span
0.1% of span
ACCURACY @
THAN 85% RH
0.1% of span
0.1% of span
0.1% of span
0.1% of span
THAN 85% RH
(57.15)
23
23
2.25
C LESS
C LESS
Use the 20 mA range
Use the 10V range
Use the 10V range
SELECT RANGE
IMPEDANCE
IMPEDANCE
1.027 M
1.027 M
1.027 M
1.027 M
LD2A05P0
LD4A05P0
1.111 K
111
11
1
538 K
NUMBER
INPUT
INPUT
PART
OLOL
ULUL
”.
”.
250 VDC
250 VDC
16 (406.4)
26 (660.4)
75 VDC
75 VDC
150 mA
500 mA
X (Length)
SIGNAL
SIGNAL
15 mA
50 mA
INPUT
INPUT
30 V
MAX
MAX
.....
RESOLUTION
RESOLUTION
”/“-
4 (101.6)
7.875 (200)
0.1 mV
10 mV
0.1 μA
10 μV
Y (Height)
10 nA
10 μA
1 mV
1 mV
1 μA
Bulletin No. LDA-C
Drawing No. LP0673
Released 09/09
.....
”
COEFFICIENT
COEFFICIENT
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
70 ppm /°C
12 (304.3)
22 (558.8)
Z (Center)
TEMP.
TEMP.

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LD4A05P0 Summary of contents

Page 1

... Use the 10V range Use the 10V range OLOL ”. ULUL ”. ..... ”/“- PART X (Length) NUMBER LD2A05P0 16 (406.4) 4 (101.6) Y LD4A05P0 26 (660.4) 7.875 (200) 2.25 (57.15) Bulletin No. LDA-C Drawing No. LP0673 Released 09/09 TEMP. COEFFICIENT 10 μV 70 ppm /°C 70 ppm /° ppm /°C 70 ppm /° ...

Page 2

A/D CONVERTER: 16 bit resolution A/D Conversion Rate: 6 readings/sec. 6. DISPLAY RESPONSE TIME: 500 msec min. 7. USER INPUT: Software selectable pull-up (8.6 K) or pull-down resistor (3.9 K) that determines active high or active low input logic. ...

Page 3

W IRING THE EMC INSTALLATION GUIDELINES Although this meter is designed with a high degree of immunity to Electro- Magnetic Interference (EMI), proper installation and wiring methods must be followed to ensure compatibility in each application. The type of ...

Page 4

USER INPUT WIRING The User Input is located: LD2 - left side, LD4 - right side Terminal 5: User Input Terminal 6: User Comm 3.3 SETPOINT (OUTPUT) WIRING The setpoint relays use a six position terminal block (TBB) located ...

Page 5

SERIAL WIRING The serial connections are made via terminal block TBD located inside the unit on the left side for the LD2 and on the right side for the LD4. 1 TXD 2 RXD 3 COMM TBD 4 A ...

Page 6

P ROGRAMMING THE DISPLAY MODE PAR NO Signal Input Parameters Pro RST 1-INP PROGRAMMING MODE ENTRY (PAR BUTTON recommended all programming changes be made off line, or before installation. The meter normally operates in the Display Mode. ...

Page 7

Zero Display to show how far the display is offset. A value of zero removes the effects of offset. The decimal point follows the FILTER SETTING  FILtr 0  the displayed value ...

Page 8

MODULE 2-SEC PAR HI-En HI-t Max Display Max Capture Enable Delay Time MAX DISPLAY ENABLE  HI-En NO YES  NO Enables the Maximum Display Capture capability. MAX CAPTURE DELAY TIME  HI 999. ...

Page 9

MODULE 3-dSP PAR dSP-t SEL Display Front Panel Update Time Display Select Enable DISPLAY UPDATE TIME  dSP  1 This parameter sets the display update time in seconds. FRONT PANEL DISPLAY ...

Page 10

MODULE 4-SPt PAR SPSEL Act-n Enb-n Setpoint Setpoint Setpoint Select Enable Action SETPOINT SELECT  SPSEL NO SP-1  NO Enter the setpoint (output programmed. The parameters will reflect the chosen setpoint number. After ...

Page 11

Display Value is lower than setpoint value.) L-dLY = Latch with delay reset action; This ...

Page 12

METER ADDRESS  Addr  00 Enter the serial node address. With a single unit, an address is not needed and a value of zero can be used (RS232 applications). Otherwise, with multiple bussed units, a unique ...

Page 13

Receiving Data From The Meter Data is transmitted from the meter in response to either a transmit command (T), a block print request command ( User Input print request. The response from the meter is either a full ...

Page 14

Communication Format Data is transferred from the meter through a serial communication channel. In serial communications, the voltage is switched between a high and low level at a predetermined rate (baud rate) using ASCII encoding. The receiving device reads the ...

Page 15

LDA PROGRAMMING QUICK OVERVIEW 15 ...

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