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| TECHNICAL
SPECIFICATION |
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| Case: | Polycarbonate in dark grey. Self-extinguishing degree V-0 according to UL-94. | ||
| Front Protection: | Designed and tested for IP65 and NEMA 4X for indoor locations (when panel gasket is installed). | ||
| Installation: | Panel mounting. | ||
| Rear Terminal Block: | Ten screw terminals with safety rear cover. | ||
| Dimensions: | 48 x 48 mm (1.890 x 1.890 in.) according to DIN 43700; 100 mm (3.937 in.) depth. | ||
| Cutout: | 45 x 45 mm -0 mm, +0.6 mm. (1.772 x 1.772 in. -0 in, +0.024) | ||
| Weight: | 160 grams (6.6 ounces). | ||
| Power Supply: | From 100 to 240 Vac, 50/60 Hz, or 24 Vac/Vdc. | ||
| Power Supply Variation: | -15% to +10% of nominal value. | ||
| Power Consumption: | 5 VA. | ||
| Insulation Resistance: | Less than 100 MW (Class III apparatus) according to IEC 348. | ||
| Isolation Voltage: | 1500 Vrms. | ||
| D/A Conversion: | Dual slope integration. | ||
| Noise Immunity: | a) Electrical fast transient/burst requirements: Severity Level 3 (according to IEC 801-4). | ||
| b) Electrical discharge requirements: Severity Level 8 (according to IEC 801-2). | |||
| Sampling Time: | 500 ms typical. | ||
| Accuracy: | ±0.3% full scale value ±1 digit @ 25 °C and nominal power supply value. | ||
| Temperature Drift: | Less than 200 ppm/°C of full scale value selected (RJ excluded). | ||
| Less than 400 ppm/°C of full scale value for RTD range -19.9 to 99.99. | |||
| Reference Junction Drift: | 0.1 °C/°C. | ||
| Common Mode Rejection Ratio: | 120 dB @ 50/60 Hz. | ||
| Normal Mode Rejection Ratio: | 60 dB @ 50/60 Hz. | ||
| Operating Temperature: | 0 to 50 °C. | ||
| Storage Temperature: | -30 to 70 °C. | ||
| Humidity: | From 20% to 85% RH non-condensing. | ||
Control Actions |
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| On/Off, PID or Smart AT Autotuning | |||
| Special Function: | Standby alarm sequence. | ||
| Protection: | Internal jumper for calibration and configuration parameter protection. | ||
Inputs (All inputs are factory calibrated and selectable by front keyboard.) |
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| Input: | Thermocouples (J, L, K, N) or RTD Pt 100. Input types are keyboard programmable. | ||
| Engineering Units: | °C or °F configurable. | ||
| Reference Junction: | Automatic compensation from 0 to 50 °C. | ||
| Line Impedance: | 100W max for TC input. | ||
| Less than 4W per wire for RTD input. | |||
| Sensor Break: | Downscale or upscale programmable. On RTD input, a special test is provided to signal OVERRANGE when input resistance is less than 15W. (Short circuit sensor detection.) | ||
| Calibration: | According to IEC 584-1 and DIN 43710-1977. | ||
Outputs |
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| Main Output: | a) Relay SPDT, contact rating 3 Amps @ 250 Vac on resistive load. | ||
| b) Logic output for SSR, 700 W maximum load, short circuit protected. | |||
| Logic Level 1: | 14 Vdc ±20% @ 20 mA max | ||
| 24 Vdc max ±20% @ 1 mA | |||
| Logic Level 0: | Less than 0.5 Vdc | ||
| Cooling Output (7SH only) | a) Relay SPST and contact normally open, contact rating 1 Amp @ 250 Vac on resistive load. | ||
| b) Logic output for SSR, 700 W maximum load, short circuit protected. | |||
| Logic Level 1: | 14 Vdc ±20% @ 20 mA max | ||
| 24 Vdc max ±20% @ 1 mA | |||
| Logic Level 0: | Less than 0.5 Vdc | ||
Alarm |
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| Alarm Functions: | Process Alarm | ||
| Deviation Alarm | |||
| Band Alarm | |||
| Instrument Malfunctioning Annunciator | |||
| Type of Alarm: | - High/Low (Outside/Inside for band alarm) | ||
| - Direct/Reverse | |||
| - Standby Sequence/No Standby Sequence | |||
| Alarm Hysteresis: | 0.1 to 10.0% of input span or 1 least significant digit. | ||
| Alarm Output: | Relay SPST 1 Amp @ 250 Vac resistive load. | ||
7SD Characteristics |
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| Display: | 3 digit 7 segment LED display; 10 mm high. | ||
| Bargraph: | 1 green LED + 2 red LEDs for 5 level deviation indication. | ||
| Indicators: | 1 red LED when heating output is ON. | ||
| 1 red LED when Alarm 1 is ON. | |||
| 1 green LED when Smart AT is enabled. | |||
| Upper Display: | 3 digit 7 segment LED display; 10 mm high. | ||
| Lower Display: | 3 digit 7 segment LED display; 7.6 mm high. | ||
| Indicators: | 1 red LED when heating output is ON. | ||
| 1 red LED when cooling output is ON or alarm is ON. | |||
| 1 green LED when Smart AT is enabled. | |||
| Cooling Output (7SH only): | a) Relay SPST and contact normal open, contact rating 1 Amp @ 250 Vac on resistive load. | ||
| b) Logic output for SSR 700 W maximum load, short circuit protected. | |||
| Logic Level 1: | 14 Vdc ±20% @ 20 mA max | ||
| 24 Vdc max ±20% @ 1 mA | |||
| Logic Level 0: | Less than 0.5 Vdc | ||
