Emerson 54e pH/ORP Specifications Physical Specifications General, Power, Current Outputs

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)

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