Operating instructions

LTR DESCRIPTION DATE
DIMENSIONS:
Input Voltage: 115VAC ±15%, 50/60Hz, 3VA Max.
Control Output: SPDT Relay, N.O. contacts rated 8 Amps Res. 240VAC, 100,000 cycles
Control Mode: Relay de-energizes on temperature rise (N.O. contacts open).
Control Action: Latching with manual reset (Reset terminals open) or On-Off with 2
o
F Hyst. (Reset
terminals shorted) .
Manual Reset: Cycle power off & on or momentarily short Reset terminals with N.O. momentary
switch (customer supplied). .
Set Point Range: 0 to 300
o
F
Setpoint Adj.: Local SP pot with dual
o
F/
o
C graduated scales
Sensor Type: “J” Thermocouple
Compensation: Automatic cold junction compensation
Control Stability: Typically better than ±5mV/
o
F ambient and .01% of span/% rated line voltage
Set Point Accuracy: ±3% of FS maximum at 25
o
C and rated line voltage
Sensor Failure Prot: Contacts open for thermocouple break
Amb. Oper. Temp: 0 to 55
o
C (32 to 131
o
F )
MECHANICAL
Enclosure Material: Noryl, Black color
Field Terminations: Screw termininals with wire clamping plat es and touch safe shield.
Mounting: 35mm DIN rail and surface mounting base
AGENCY APPROVALSUL 873 & CUL per CSA C22.2 No. 24 File #E105669
REV:
-
DESCRIPTION:
DIN Rail/Surface Mtg. Temp Limit Controller
CUSTOMER PN:
Process Heating
PRODUCT SPECIFICATION SHEET
ZYTRON CONTROL PRODUCTS, INC. 20 Lexington Ave. , Trenton, NJ 08618
DATE:
10/17/06
MODEL:
120L-17JZ333
- +
L1 L2
115VAC
50/60Hz
Input Volts
2.53”
1
N.O.
N.C.
COM
Relay
Output
TC
Sensor
2 3 4 5 6 7 8 9
Set Point
Adjust
Scale shown for reference
only. Actual scale
graduations depend on
SP range above.
C
US
Temperature
Controller
120L
2.75”
Max.
3.00”
Vert. Panel
Mtg.Centers
35mm
DIN Rail
3.30”
2.50”
Horz. Panel
Mtg. Centers
.387”