8
Signet 5500 Flow Monitor
Electrical
Power:
• 12 to 24 VDC or 12 to 24 VAC, unregulated, 50-60 Hz, 10 W max.
Relay contacts (2 sets):
• Mechanical SPDT contacts
• Max voltage rating:
5 A @ 30 VDC,
5 A @ 125 VAC, or
3 A @ 250 VAC, (power factor = 1.0)
• Hysteresis: User adjustable
Current output: 4 to 20 mA, non-isolated, internally powered,
fully adjustable and reversible
Update rate:
100 ms
Max loop
impedance: 350
Ω
max with a 12 V instrument supply
voltage, 950
Ω
max with a 24 V instrument
supply voltage
Accuracy:
±0.1% of max range
Sensor (PLS) Auxiliary (AUX) pulse outputs:
• Open-collector transistor, optically isolated, 5 mA max. sink,
28 VDC max. pull-up voltage, programmable (AUX) pulse width
Totalizer reset:
Front keypad or external contact closure,
30 m (100 ft) max cable length
• External contact closure overrides security feature (sec. 5)
General
Sensor
compatibility: All
Signet
fl
ow sensors
Accuracy:
±0.5% of reading
Input: Optically
isolated
Enclosure:
• Rating:
NEMA 4X/IP65 front
• Dimensions:
1/4 DIN, 96 x 96 x 88 mm (3.8 x 3.8 x 3.5 in.)
• Case material: ABS plastic
• Keypad:
Sealed 4-key silicone rubber
• Weight:
Approximately 500 g (18 oz.)
Display:
• Type:
Microprocessor controlled air-core meter
movement and backlit alphanumeric 2 x 16 LCD
• Update rate:
Flow = 1s, totalizer = < 200 ms
• Contrast:
User selected, 5 levels
• Annunciators: 2 LEDs
Totalizers:
• 8-digit resettable with security option
• 8-digit non-resettable
Environmental
Operating temp.: -10 to 55 °C (14 to 131 °F),
50 °C (122 °F) max. with optional rear cover
Storage temp.:
-15 to 80 °C (5 to 176°F)
Rel. humidity:
0 to 95%, non-condensing
Altitude:
4000 m max.
Pollution degree: 2
Noise immunity: EN50082-2
Noise emissions: EN55011
Safety: EN61010-1
Agency Approvals
• CE, UL, CUL
• Manufactured under ISO 9001 for Quality and
ISO 14001 for Environmental Management.
• Power supply, 115 VAC - 24 VAC, #3-5000.075
• Front snap-on bezel, #3-5000.525 (code 198 840 226)
• Assorted
fl
ow unit/multiplier decals, #3-5500.611 (code 198 840 230)
• 5500 instruction sheet #3-5500.090-1 (code 198 869 914)
10. Parts and Accessories
Optional surface mount bracket
#3-5000.598 (code 198 840 225)
Splashproof rear cover
#3-5000.395 (code 198 840 227)
5 x 5 inch adapter plate for Signet retro
fi
t
#3-5000.399 (code 198 840 224)
Internal
PLS/AUX
circuits
+
GND
5500 rear PLS/AUX
output terminals
100Ω
11. Specifi cations
China RoHS (Go to www.gfsignet.com for details)
