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- [ Digital Panel
Meter PD765 ] - [ Process Meter
Model PD690 4 1/2 Digit ]
|
Process Meter Model PD690 4 1/2 Digit
- Microprocessor Power with Analog Simplicity
- Easy Single Button Scaling (SBS) with Lockout Capability
- Stand Alone Scaling (SAS)
- 11 Point Linearization
- Square Root Extraction
- 4 Visual Alarm Points with LED Status Indication
- Type 4X, NEMA 4X Front Panel
- Isolated 24 V Transmitter Power Supply
- 4-20 mA, 1-5 V, 0-5 V or 0-10 V Field Selectable Inputs
- Green Display Available
- 2 or 4 Alarm Relays
- Isolated 4-20 mA Transmitter Output
- 2 or 4 Relays and 4-20 mA Output Available together
Specifications Except where noted all specifications apply
to operation at +25°C.
BASIC METER— INPUTS: Field selectable, 4-20 mA, 0-5 V,
1-5 V, 0-10 V. DISPLAY: Bright, Large, 0.56" (14.2mm) high
efficiency red or green LED. 4 1 /2 digits + extra zero; + 19999(0), (0)
may be switched on to display 199,990. FRONT PANEL: Type 4X,
NEMA 4X, panel gasket provided. CALIBRATION: May be calibrated
using internal calibration (I-CAL ) or by applying an external calibration
signal (E-CAL ). To scale inputs such as 0-5 V, 1-5 V or 0-10 V without
applying a signal it is necessary to first complete an Initial
Calibration. CALIBRATION RANGE: 4 mA (1V) input may be set to
display anywhere in range of meter. 20 mA (5V) may be set anywhere above
or below 4 mA input. NON-VOLATILE MEMORY: All programming values
are stored in non-volatile memory for ten years if power is
lost. LOCKOUT: Jumper 3 at rear of instrument restricts
modification of calibration values. LOOP POWER: (AC powered
units only) Isolated 24 VDC ± 5% at 20 mA regulated. Max loop resistance
of 1200 ohms. Available for either signal input or 4-20 ma output option,
but not both. HOLD READING: Connect terminals HLD and
COM. ACCURACY: ± 0.05% of calibrated span ± one
count. INPUT IMPEDANCE: Voltage ranges, greater than 300 Kohms;
Current range, 100 ohms. POWER: AC power: 115 VAC ± 10%,
50/60 Hz, 10VA. 230 VAC ± 10%, 50/60 Hz, 10VA. DC power: 18-36 VDC, 6
watts max. ISOLATION: AC power: 1500 VAC; DC power: 500
VDC. ENVIRONMENTAL: Operational Ambient Temperature Range: 0 to
60°C. Storage temperature range: -40 to + 85°C. Relative humidity: 0
to 90% non-condensing. ENCLOSURE: 1/8 DIN, high impact plastic,
UL 94V-O. CONNECTIONS: Removable screw terminal
block ALARM POINTS: 4, any combination of high or low
alarms. ALARM STATUS INDICATION: Front Panel LED. ALARM
DEADBAND: 0-100%, user selectable. UL FILE NUMBER: E193723;
508 Industrial Control Equipment WARRANTY: 1 year parts and
labor EXTENDED WARRANTY : Warranty may be extended an additional
12 months by returning the Product Registration Form within 2 months from
date of purchase. Go to www.predig.com for online
registration.
RELAYS RATING: 2 or 4 relays; 2 Amp SPDT
(from C). The contacts are rated 2 Amp @ 30 VDC or 2 Amp @ 250 VAC
resistive load; 1/14 HP @ 125/250 VAC for NC contacts and 1/10 HP @
125/250 VAC for NO contacts, inductive loads.
RESET: User
Select. 1. Automatically plus manually (via user supplied switch or
front panel ACK button). 2. Automatically when the input passes the
reset point.
FAIL-SAFE OPERATION: The relay coils are energized in
the non-alarm condition. In the case of a power failure, the relays will
go to the alarm state, (NC contact is connected to common). May be
disabled with internal jumper.
AUTO INITIALIZATION: When power is
applied to the meter, the relays will always reflect the state of the
input to the meter.
DEADBAND: 0-100%, user selectable.
ISOLATED 4-20 mA OUTPUT SIGNAL CALIBRATION RANGE:
Anywhere in range of meter, 501 count minimum span.
OUTPUT LOOP
RESISTANCE: 24 VDC: 10 Ohms min. 600 Ohms max. 35 VDC:
(external) 600 Ohms min. 1000ýmax
ISOLATION: 500 VDC or peak AC,
input-to-output or input/output-to-power.
ACCURACY: ± 0.1% F.S., ±
.004 rnA
EXTERNAL LOOP POWER SUPPLY: 35 V Max.
CAT.
NO. |
DESCRIPTION |
OPTION
CARD |
115 VAC |
230 VAC |
24 VDC |
|
|
PD690-3-N |
PD690-4-N |
PD690-2-N |
No Options |
|
PD690-3-14 |
PD690-4-14 |
PD690-2-14 |
2 Relays |
PD174 |
PD690-3-15 |
PD690-4-15 |
PD690-2-15 |
4-20 mA Output |
PD175 |
PD690-3-16 |
PD690-4-16 |
PD690-2-16 |
2 Relays + 4-20 mA Output |
PD176 |
PD690-3-17 |
PD690-4-17 |
PD690-2-17 |
4 Relays |
PD177 |
PD690-3-18 |
PD690-4-18 |
PD690-2-18 |
4 Relays + 4-20 mA Output |
PD178 | |