Emerson 54e pH/ORP Photo Scanner User Manual


 
MODEL 54e pH/ORP SECTION 1.0
DESCRIPTION AND SPECIFICATIONS
1.3 SPECIFICATIONS
PHYSICAL SPECIFICATIONS - GENERAL
Enclosure: Epoxy-painted aluminum, NEMA 4X (IP65), 144 X 144 X 132 mm, DIN size (5.7 X 5.7 X 5.2 in.)
Front Panel: Membrane keyboard with tactile feedback and user selectable security. Light gray, blue and white
overlay. Light gray enclosure, dark gray bezel
Display: Back-lit dot matrix LCD (7.0 x 3.5 cm), blue on gray-green. The display contrast is compensated for
ambient temperature.
Process Variable Character Height: 16mm (0.6 in.)
Electrical Classification:
Class I, Division 2, Groups A, B, C, & D.
T5 Ta=50°C. Dust ignition proof: Class II, Division 1, Groups E, F, & G; Class III.
CSA-LR34186:
Max. relay contact rating: 28 Vdc; 110 Vac;
230 Vac; 6 amps resistive
FM: Max. relay contact rating: 28 Vdc resistive
150 mA - Groups A & B;
400 mA - Group C;
540 mA - Group D
Power:
Code -01: 100 - 127 VAC, 50/60 Hz ± 6%, 6.0 W
200 - 253 VAC, 50/60 Hz ± 6%, 6.0 W
Code -02: 20 - 30 VDC, 6.0 W
Current Outputs:
Output 1: pH, ORP, temperature, glass impedance, or reference impedance.
Output 2: pH, ORP, temperature, glass impedance, or reference impedance.
Each output is galvanically isolated, 0-20 mA
or 4-20 mA into 600 ohms maximum load at 115/230 Vac or
24 Vdc (Code -02) or 550 ohms maximum load at 100/200 Vac. Output 1 includes digital signal 4-20 mA
superimposed HART (Code -09 only).
RFI/EMI: EN-61326
LVD (Code -01 only): EN-61010-1
Ambient Temperature:
0 to 50°C (32 to 122°F)
NOTE:
The analyzer is operable from -20 to 60°C
(-4 to 140°F) with some degradation in display
performance.
Relative Humidity: 95%, non condensing
Alarms:
Relay 1 - Process, Interval*, or Time Proportional Control (code -20)
Relay 2 - Process, Interval*, or Time Proportional Control (code -20)
Relay 3 - Process, Interval*, or Time Proportional Control (code -20)
Relay 4 - Sensor/analyzer and process fault alarm
Each relay has a dedicated LED on the front panel.
*maximum of one interval timer
Relay Contacts: Relays 1-3: Epoxy sealed form A contacts, SPST, normally open
Relay 4: Epoxy sealed form C, SPDT
Resistive
Inductive
28 Vdc 5.0 Amps 3.0 Amps
115 Vac 5.0 Amps 3.0 Amps
230 Vac 5.0 Amps 1.5 Amps
Weight/Shipping Weight: 1.8 kg/2.3 kg (4 lb/5 lb)
2