Greystone Energy Systems TTH Series Catalog Page
HIGH LIMIT
TEMPERATURE THERMOSTAT
TTH Series
Precision Temperature
sensing/control
FEATURES:
• Precision Thermistor
• Various Congurations Available
• Selection of Enclosures
• Relay Output with Adjustable Setpoint
• Custom Laser Etching Available
Peace of mind
through reliable
temperature monitoring
GREYSTONE HAS AN ISO 9001 REGISTERED QUALITY SYSTEM
SPECIFICATIONS:
Power Supply........................... 12 to 28 Vac/dc
Consumption.............................. 50 mA max
Relay Contacts......................... SPDT, Form C contacts (N.O. and N.C.)
5 Amps @ 30 Vdc / 250 Vac resistive
1.5 Amps @ 30 Vdc / 250 Vac inductive
Relay Action.............................. Activates on temperature rise
Setpoint Operation................ Single-turn knob-pot on pcb
Adjustable Setpoint............... (1)
(2) 38°-60°C (100°-140°F)
Setpoint Temperature .......... Low/Mid/High jumper selectable
Dierential 1.1/2.8/5.6°C (2/5/10 ˚F)
Temperature Sensor.............. 10K ohm curve matched
Sensor Accuracy......................
Probe Sensing Range............ BM, CN/CS, DR, GL, RP, SO: -20 to 105˚C (-4 to 221˚F)
Probe Material......................... BM, CN/CS, DR, FL, RN/RS, RP: 304 Series Stainless Steel
Probe Dimensions.................. CN/CS, DR, BM, FL, RN/RS, RP: 6.35 mm (0.25”) Diameter
SO: 38 mm (1.5”) square
Wire Material............................ BM, CN/CS, GL, OS, RP, SO: PVC insulated, parallel bonded
DR: Kynar, PVDF, 28 AWG
Operating Conditions........... -10 to 50˚C (14 to 122˚F),
Storage Conditions................ -30 to 70˚C (-22 to 158˚F),
Enclosure................................... (A) ABS, UL94-5VB, IP61 (NEMA 2)
Wiring Connections............... Screw terminal block
38°-104°C (100°-220°F)
precision thermistor
±0.2˚C, 0 to 70˚C (±0.36˚F, 32 to 158˚F)
DC, DF, FL, RN/RS: -20 to 60 ˚C (-4 to 140 ˚F)
DC: Soft copper
GL: Aluminum
SO: Aluminum plate w/ compressible foam backing
DC: 7.94 mm (0.3125” ) Diameter
GL: 31.75mm L x 95.25mm W x 9.525mm H (1.25” x 0.375” x 0.375”)
FL, DC, DF, RN/RS: FT-6 Plenum-rated
5 to 95% RH non-condensing
5 to 95% RH, non-condensing
(D)-ABS, UL94-5VB, IP65 (NEMA 4X)
(14 to 22 AWG)
WIRING:
Terminal Function
PWR Power Supply
COM Power Supply Common
TEMP (2) Temperature Sensor Input
NO Relay Output - Normally Open Contact
COM Relay Common
NC Relay Output - Normally Closed Contact
DIFFERENTIAL
HIGH
MID
LOW
TEMP PWRCOM NCNO COM
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